20815367043

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1\times {\mathrm{3881}}^1$

素因数の和:4587

約数の個数: 32

約数和(自身を含む): 28990900224

約数和(自身を除く): 8175533181

約数列:

[1, 3, 31, 93, 101, 303, 571, 1713, 3131, 3881, 9393, 11643, 17701, 53103, 57671, 120311, 173013, 360933, 391981, 1175943, 1787801, 2216051, 5363403, 6648153, 12151411, 36454233, 68697581, 206092743, 223821151, 671463453, 6938455681, 20815367043]

約数ペア:

[(1, 20815367043), (3, 6938455681), (31, 671463453), (93, 223821151), (101, 206092743), (303, 68697581), (571, 36454233), (1713, 12151411), (3131, 6648153), (3881, 5363403), (9393, 2216051), (11643, 1787801), (17701, 1175943), (53103, 391981), (57671, 360933), (120311, 173013)]