18256912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67121}}^1$

素因数の和:67146

約数の個数: 20

約数和(自身を含む): 37454076

約数和(自身を除く): 19197164

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 67121, 134242, 268484, 536968, 1073936, 1141057, 2282114, 4564228, 9128456, 18256912]

約数ペア:

[(1, 18256912), (2, 9128456), (4, 4564228), (8, 2282114), (16, 1141057), (17, 1073936), (34, 536968), (68, 268484), (136, 134242), (272, 67121)]