20121608455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{4493}}^1\times {\mathrm{68899}}^1$

素因数の和:73410

約数の個数: 16

約数和(自身を含む): 26009474400

約数和(自身を除く): 5887865945

約数列:

[1, 5, 13, 65, 4493, 22465, 58409, 68899, 292045, 344495, 895687, 4478435, 309563207, 1547816035, 4024321691, 20121608455]

約数ペア:

[(1, 20121608455), (5, 4024321691), (13, 1547816035), (65, 309563207), (4493, 4478435), (22465, 895687), (58409, 344495), (68899, 292045)]