20711045

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{311}}^1\times {\mathrm{701}}^1$

素因数の和:1036

約数の個数: 16

約数和(自身を含む): 26282880

約数和(自身を除く): 5571835

約数列:

[1, 5, 19, 95, 311, 701, 1555, 3505, 5909, 13319, 29545, 66595, 218011, 1090055, 4142209, 20711045]

約数ペア:

[(1, 20711045), (5, 4142209), (19, 1090055), (95, 218011), (311, 66595), (701, 29545), (1555, 13319), (3505, 5909)]