201631652

素因数分解:

$2^2\times {\mathrm{163}}^1\times {\mathrm{309251}}^1$

素因数の和:309418

約数の個数: 12

約数和(自身を含む): 355021296

約数和(自身を除く): 153389644

約数列:

[1, 2, 4, 163, 326, 652, 309251, 618502, 1237004, 50407913, 100815826, 201631652]

約数ペア:

[(1, 201631652), (2, 100815826), (4, 50407913), (163, 1237004), (326, 618502), (652, 309251)]