20651499074

素因数分解:

$2^1\times {\mathrm{311}}^1\times {\mathrm{521}}^1\times {\mathrm{63727}}^1$

素因数の和:64561

約数の個数: 16

約数和(自身を含む): 31136990976

約数和(自身を除く): 10485491902

約数列:

[1, 2, 311, 521, 622, 1042, 63727, 127454, 162031, 324062, 19819097, 33201767, 39638194, 66403534, 10325749537, 20651499074]

約数ペア:

[(1, 20651499074), (2, 10325749537), (311, 66403534), (521, 39638194), (622, 33201767), (1042, 19819097), (63727, 324062), (127454, 162031)]