20475472

素因数分解:

$2^4\times {\mathrm{137}}^1\times {\mathrm{9341}}^1$

素因数の和:9486

約数の個数: 20

約数和(自身を含む): 39965076

約数和(自身を除く): 19489604

約数列:

[1, 2, 4, 8, 16, 137, 274, 548, 1096, 2192, 9341, 18682, 37364, 74728, 149456, 1279717, 2559434, 5118868, 10237736, 20475472]

約数ペア:

[(1, 20475472), (2, 10237736), (4, 5118868), (8, 2559434), (16, 1279717), (137, 149456), (274, 74728), (548, 37364), (1096, 18682), (2192, 9341)]