20809211566

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17579}}^1\times {\mathrm{4139}}^1$

素因数の和:21744

約数の個数: 32

約数和(自身を含む): 36681724800

約数和(自身を除く): 15872513234

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 4139, 8278, 17579, 35158, 45529, 53807, 91058, 107614, 193369, 228527, 386738, 457054, 591877, 1183754, 2513797, 5027594, 72759481, 145518962, 800354291, 945873253, 1600708582, 1891746506, 10404605783, 20809211566]

約数ペア:

[(1, 20809211566), (2, 10404605783), (11, 1891746506), (13, 1600708582), (22, 945873253), (26, 800354291), (143, 145518962), (286, 72759481), (4139, 5027594), (8278, 2513797), (17579, 1183754), (35158, 591877), (45529, 457054), (53807, 386738), (91058, 228527), (107614, 193369)]