The factors of -84 that equal the sum of -16 are: -28 and 12 -14 and -2 -12 and -4
28
28.
11 and 1
The number is 6.
The sum of all the positive factors of 12 is 28.
28
12.
The factors of -84 that equal the sum of -16 are: -28 and 12 -14 and -2 -12 and -4
The factors are 1 & 11 !
28
8 and 12 are factors of 20, 8 + 12 = 20
Composite factors of 24 are 4, 6, 8, 12 and 24. Sum of composite factors = 4+6+8+12+24 = 54.
28.
11 and 1
7 and 12
To find the sum of all common factors of 12 and 86, we first need to determine the factors of each number. The factors of 12 are 1, 2, 3, 4, 6, and 12, while the factors of 86 are 1, 2, 43, and 86. The common factors of 12 and 86 are 1 and 2. Therefore, the sum of all common factors of 12 and 86 is 1 + 2 = 3.