Factors / Factors of 32

Factors of 32

1, 2, 4, 8, 16, 32

32 breaks into 3 pairs, tested up to √32 ≈ 5.7; each pair multiplies back to 32 exactly. 32's full pair list is (1, 32), (2, 16), (4, 8), for 6 divisors in total. 32's divisors other than 32 itself sum to just 31, 1 below 32: the common deficient case. 32 is even, digit sum 5 for 32; small divisors of 32 include 2, 4, 8. 32 has 6 divisors; 31 has 2 and 33 has 4, so 32 wins here. 32 divided by its largest divisor, 16, gives 2.