20604916

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{1171}}^1$

素因数の和:1311

約数の個数: 24

約数和(自身を含む): 37213344

約数和(自身を除く): 16608428

約数列:

[1, 2, 4, 53, 83, 106, 166, 212, 332, 1171, 2342, 4399, 4684, 8798, 17596, 62063, 97193, 124126, 194386, 248252, 388772, 5151229, 10302458, 20604916]

約数ペア:

[(1, 20604916), (2, 10302458), (4, 5151229), (53, 388772), (83, 248252), (106, 194386), (166, 124126), (212, 97193), (332, 62063), (1171, 17596), (2342, 8798), (4399, 4684)]