20564315

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{733}}^1$

素因数の和:950

約数の個数: 16

約数和(自身を含む): 25648896

約数和(自身を除く): 5084581

約数列:

[1, 5, 31, 155, 181, 733, 905, 3665, 5611, 22723, 28055, 113615, 132673, 663365, 4112863, 20564315]

約数ペア:

[(1, 20564315), (5, 4112863), (31, 663365), (155, 132673), (181, 113615), (733, 28055), (905, 22723), (3665, 5611)]