20235068620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{77827187}}^1$

素因数の和:77827209

約数の個数: 24

約数和(自身を含む): 45762386544

約数和(自身を除く): 25527317924

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 77827187, 155654374, 311308748, 389135935, 778271870, 1011753431, 1556543740, 2023506862, 4047013724, 5058767155, 10117534310, 20235068620]

約数ペア:

[(1, 20235068620), (2, 10117534310), (4, 5058767155), (5, 4047013724), (10, 2023506862), (13, 1556543740), (20, 1011753431), (26, 778271870), (52, 389135935), (65, 311308748), (130, 155654374), (260, 77827187)]