20199111650

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{2906347}}^1$

素因数の和:2906498

約数の個数: 24

約数和(自身を含む): 37840650960

約数和(自身を除く): 17641539310

約数列:

[1, 2, 5, 10, 25, 50, 139, 278, 695, 1390, 3475, 6950, 2906347, 5812694, 14531735, 29063470, 72658675, 145317350, 403982233, 807964466, 2019911165, 4039822330, 10099555825, 20199111650]

約数ペア:

[(1, 20199111650), (2, 10099555825), (5, 4039822330), (10, 2019911165), (25, 807964466), (50, 403982233), (139, 145317350), (278, 72658675), (695, 29063470), (1390, 14531735), (3475, 5812694), (6950, 2906347)]