20199291925

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{18790039}}^1$

素因数の和:18790092

約数の個数: 12

約数和(自身を含む): 25629614560

約数和(自身を除く): 5430322635

約数列:

[1, 5, 25, 43, 215, 1075, 18790039, 93950195, 469750975, 807971677, 4039858385, 20199291925]

約数ペア:

[(1, 20199291925), (5, 4039858385), (25, 807971677), (43, 469750975), (215, 93950195), (1075, 18790039)]