20042345

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{827}}^1$

素因数の和:1000

約数の個数: 16

約数和(自身を含む): 24919488

約数和(自身を除く): 4877143

約数列:

[1, 5, 37, 131, 185, 655, 827, 4135, 4847, 24235, 30599, 108337, 152995, 541685, 4008469, 20042345]

約数ペア:

[(1, 20042345), (5, 4008469), (37, 541685), (131, 152995), (185, 108337), (655, 30599), (827, 24235), (4135, 4847)]