20408525636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{300125377}}^1$

素因数の和:300125398

約数の個数: 12

約数和(自身を含む): 37815797628

約数和(自身を除く): 17407271992

約数列:

[1, 2, 4, 17, 34, 68, 300125377, 600250754, 1200501508, 5102131409, 10204262818, 20408525636]

約数ペア:

[(1, 20408525636), (2, 10204262818), (4, 5102131409), (17, 1200501508), (34, 600250754), (68, 300125377)]