20803602287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{325723}}^1$

素因数の和:325787

約数の個数: 16

約数和(自身を含む): 23803909920

約数和(自身を除く): 3000307633

約数列:

[1, 13, 17, 221, 289, 3757, 4913, 63869, 325723, 4234399, 5537291, 71984783, 94133947, 1223741311, 1600277099, 20803602287]

約数ペア:

[(1, 20803602287), (13, 1600277099), (17, 1223741311), (221, 94133947), (289, 71984783), (3757, 5537291), (4913, 4234399), (63869, 325723)]