20108997550

素因数分解:

$2^1\times 5^2\times {\mathrm{402179951}}^1$

素因数の和:402179963

約数の個数: 12

約数和(自身を含む): 37402735536

約数和(自身を除く): 17293737986

約数列:

[1, 2, 5, 10, 25, 50, 402179951, 804359902, 2010899755, 4021799510, 10054498775, 20108997550]

約数ペア:

[(1, 20108997550), (2, 10054498775), (5, 4021799510), (10, 2010899755), (25, 804359902), (50, 402179951)]