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There are 2 factor pairs of 9:

9 = 1 x 9

9 = 3 x 3

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Wiki User

14y ago

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More answers

Only one, because 19 is a Prime number and its only factor pair is 1 x 19.

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Wiki User

10y ago
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1 and 9

3 and 3

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Wiki User

12y ago
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Three of them.

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Wiki User

11y ago
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1 x 9, 3 x 3, 9 x 1

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Wiki User

8y ago
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3 of them.

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Wiki User

8y ago
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1, 3, 9.

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Wiki User

8y ago
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Q: How many factors does 9?
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