20180772865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{572423}}^1$

素因数の和:573080

約数の個数: 16

約数和(自身を含む): 26459726976

約数和(自身を除く): 6278954111

約数列:

[1, 5, 11, 55, 641, 3205, 7051, 35255, 572423, 2862115, 6296653, 31483265, 366923143, 1834615715, 4036154573, 20180772865]

約数ペア:

[(1, 20180772865), (5, 4036154573), (11, 1834615715), (55, 366923143), (641, 31483265), (3205, 6296653), (7051, 2862115), (35255, 572423)]