20525888

素因数分解:

$2^6\times {\mathrm{137}}^1\times {\mathrm{2341}}^1$

素因数の和:2490

約数の個数: 28

約数和(自身を含む): 41045892

約数和(自身を除く): 20520004

約数列:

[1, 2, 4, 8, 16, 32, 64, 137, 274, 548, 1096, 2192, 2341, 4384, 4682, 8768, 9364, 18728, 37456, 74912, 149824, 320717, 641434, 1282868, 2565736, 5131472, 10262944, 20525888]

約数ペア:

[(1, 20525888), (2, 10262944), (4, 5131472), (8, 2565736), (16, 1282868), (32, 641434), (64, 320717), (137, 149824), (274, 74912), (548, 37456), (1096, 18728), (2192, 9364), (2341, 8768), (4384, 4682)]