31997684

素因数分解:

$2^2\times {\mathrm{421}}^1\times {\mathrm{19001}}^1$

素因数の和:19426

約数の個数: 12

約数和(自身を含む): 56131908

約数和(自身を除く): 24134224

約数列:

[1, 2, 4, 421, 842, 1684, 19001, 38002, 76004, 7999421, 15998842, 31997684]

約数ペア:

[(1, 31997684), (2, 15998842), (4, 7999421), (421, 76004), (842, 38002), (1684, 19001)]