220568042

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{3511}}^1$

素因数の和:3925

約数の個数: 16

約数和(自身を含む): 335297664

約数和(自身を除く): 114729622

約数列:

[1, 2, 101, 202, 311, 622, 3511, 7022, 31411, 62822, 354611, 709222, 1091921, 2183842, 110284021, 220568042]

約数ペア:

[(1, 220568042), (2, 110284021), (101, 2183842), (202, 1091921), (311, 709222), (622, 354611), (3511, 62822), (7022, 31411)]