20125909412

素因数分解:

$2^2\times 7^1\times {\mathrm{718782479}}^1$

素因数の和:718782490

約数の個数: 12

約数和(自身を含む): 40251818880

約数和(自身を除く): 20125909468

約数列:

[1, 2, 4, 7, 14, 28, 718782479, 1437564958, 2875129916, 5031477353, 10062954706, 20125909412]

約数ペア:

[(1, 20125909412), (2, 10062954706), (4, 5031477353), (7, 2875129916), (14, 1437564958), (28, 718782479)]