20362550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31327}}^1$

素因数の和:31352

約数の個数: 24

約数和(自身を含む): 40789056

約数和(自身を除く): 20426506

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31327, 62654, 156635, 313270, 407251, 783175, 814502, 1566350, 2036255, 4072510, 10181275, 20362550]

約数ペア:

[(1, 20362550), (2, 10181275), (5, 4072510), (10, 2036255), (13, 1566350), (25, 814502), (26, 783175), (50, 407251), (65, 313270), (130, 156635), (325, 62654), (650, 31327)]