20208952017

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{56779}}^1$

素因数の和:57413

約数の個数: 24

約数和(自身を含む): 29655512640

約数和(自身を除く): 9446560623

約数列:

[1, 3, 9, 71, 213, 557, 639, 1671, 5013, 39547, 56779, 118641, 170337, 355923, 511011, 4031309, 12093927, 31625903, 36281781, 94877709, 284633127, 2245439113, 6736317339, 20208952017]

約数ペア:

[(1, 20208952017), (3, 6736317339), (9, 2245439113), (71, 284633127), (213, 94877709), (557, 36281781), (639, 31625903), (1671, 12093927), (5013, 4031309), (39547, 511011), (56779, 355923), (118641, 170337)]