20123992915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{8629}}^1\times {\mathrm{35879}}^1$

素因数の和:44526

約数の個数: 16

約数和(自身を含む): 26010129600

約数和(自身を除く): 5886136685

約数列:

[1, 5, 13, 65, 8629, 35879, 43145, 112177, 179395, 466427, 560885, 2332135, 309599891, 1547999455, 4024798583, 20123992915]

約数ペア:

[(1, 20123992915), (5, 4024798583), (13, 1547999455), (65, 309599891), (8629, 2332135), (35879, 560885), (43145, 466427), (112177, 179395)]