6
18 has 6 factors.
18 has six factors: 1, 2, 3, 6, 9, 18
Six factors.
1,2,3,6,9,18 Six factors.
These three: 2, 6, 18
18
Six of them.
Besides 1 and itself (18) it has 4: 2,3,6,9.
18 and all factors of 18. 18 and all factors of 18. 18 and all factors of 18. 18 and all factors of 18.
1, 2, 3, 6, 9, 18.
The factors of 18 are 1,2,3,6,9, and 18. The factors of 81 are 1,3,9,27, and 81.
The factors of 18 are 1,2,3,6,9 and 18. For them to be common, they need to be compared to another set of factors.