20826455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1\times {\mathrm{859}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 27017760

約数和(自身を除く): 6191305

約数列:

[1, 5, 13, 65, 373, 859, 1865, 4295, 4849, 11167, 24245, 55835, 320407, 1602035, 4165291, 20826455]

約数ペア:

[(1, 20826455), (5, 4165291), (13, 1602035), (65, 320407), (373, 55835), (859, 24245), (1865, 11167), (4295, 4849)]