20571717745

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{701}}^1\times {\mathrm{56983}}^1$

素因数の和:57792

約数の個数: 16

約数和(自身を含む): 24961727232

約数和(自身を除く): 4390009487

約数列:

[1, 5, 103, 515, 701, 3505, 56983, 72203, 284915, 361015, 5869249, 29346245, 39945083, 199725415, 4114343549, 20571717745]

約数ペア:

[(1, 20571717745), (5, 4114343549), (103, 199725415), (515, 39945083), (701, 29346245), (3505, 5869249), (56983, 361015), (72203, 284915)]