20872343288

素因数分解:

$2^3\times {\mathrm{359}}^1\times {\mathrm{7267529}}^1$

素因数の和:7267894

約数の個数: 16

約数和(自身を含む): 39244662000

約数和(自身を除く): 18372318712

約数列:

[1, 2, 4, 8, 359, 718, 1436, 2872, 7267529, 14535058, 29070116, 58140232, 2609042911, 5218085822, 10436171644, 20872343288]

約数ペア:

[(1, 20872343288), (2, 10436171644), (4, 5218085822), (8, 2609042911), (359, 58140232), (718, 29070116), (1436, 14535058), (2872, 7267529)]