20740804562

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1\times {\mathrm{667379}}^1$

素因数の和:667801

約数の個数: 16

約数和(自身を含む): 31954154400

約数和(自身を除く): 11213349838

約数列:

[1, 2, 41, 82, 379, 758, 15539, 31078, 667379, 1334758, 27362539, 54725078, 252936641, 505873282, 10370402281, 20740804562]

約数ペア:

[(1, 20740804562), (2, 10370402281), (41, 505873282), (82, 252936641), (379, 54725078), (758, 27362539), (15539, 1334758), (31078, 667379)]