20802180088

素因数分解:

$2^3\times {\mathrm{60611}}^1\times {\mathrm{42901}}^1$

素因数の和:103518

約数の個数: 16

約数和(自身を含む): 39005640360

約数和(自身を除く): 18203460272

約数列:

[1, 2, 4, 8, 42901, 60611, 85802, 121222, 171604, 242444, 343208, 484888, 2600272511, 5200545022, 10401090044, 20802180088]

約数ペア:

[(1, 20802180088), (2, 10401090044), (4, 5200545022), (8, 2600272511), (42901, 484888), (60611, 343208), (85802, 242444), (121222, 171604)]