20005928501

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{74861}}^1$

素因数の和:75272

約数の個数: 16

約数和(自身を含む): 21963313008

約数和(自身を除く): 1957384507

約数列:

[1, 13, 61, 337, 793, 4381, 20557, 74861, 267241, 973193, 4566521, 25228157, 59364773, 327966041, 1538917577, 20005928501]

約数ペア:

[(1, 20005928501), (13, 1538917577), (61, 327966041), (337, 59364773), (793, 25228157), (4381, 4566521), (20557, 973193), (74861, 267241)]