20001641391

素因数分解:

$3^3\times {\mathrm{1171}}^1\times {\mathrm{632623}}^1$

素因数の和:633803

約数の個数: 16

約数和(自身を含む): 29657413120

約数和(自身を除く): 9655771729

約数列:

[1, 3, 9, 27, 1171, 3513, 10539, 31617, 632623, 1897869, 5693607, 17080821, 740801533, 2222404599, 6667213797, 20001641391]

約数ペア:

[(1, 20001641391), (3, 6667213797), (9, 2222404599), (27, 740801533), (1171, 17080821), (3513, 5693607), (10539, 1897869), (31617, 632623)]