All factors of 18 are factors of 36, because 18 itself is a factor of 36.
The common factors of 27 and 36 are 1, 3 and 9.
The factors of 12 are 1, 2, 3, 4, 6, and 12. The factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. All factors of 12 are also factors of 36.
The factors of 32 are: 1, 2, 4, 8, 16, 32 The factors of 36 are: 1, 2, 3, 4, 6, 9, 12, 18, 36
The common factors of 36 and 40 are 1,2 and 4.
-4 and -9
-36 and -12
360
We usually don't consider negative integers as factors of positive numbers, only negative ones. The number of negative factors will be the same as the number of positive ones, nine in this case.
42
The negative square of 36 is -(36*36) = -1296. It is rational.
37
-12 - -36 = 24
Factors of 36 are 1, 2, 3, 4, 6, 9, 12, 18, and 36. The factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, and 72. All of the factors of 36 are also factors of 72.
The sum of -36 and -9 is -45.
36
Since 36 is a factor of 72, the factors of 36 are included in the factors of 72.