20126691715

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1\times {\mathrm{72977}}^1$

素因数の和:77238

約数の個数: 16

約数和(自身を含む): 26016365088

約数和(自身を除く): 5889673373

約数列:

[1, 5, 13, 65, 4243, 21215, 55159, 72977, 275795, 364885, 948701, 4743505, 309641411, 1548207055, 4025338343, 20126691715]

約数ペア:

[(1, 20126691715), (5, 4025338343), (13, 1548207055), (65, 309641411), (4243, 4743505), (21215, 948701), (55159, 364885), (72977, 275795)]