20070747781

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{1283}}^1\times {\mathrm{19777}}^1$

素因数の和:21180

約数の個数: 16

約数和(自身を含む): 23160196224

約数和(自身を除く): 3089448443

約数列:

[1, 7, 113, 791, 1283, 8981, 19777, 138439, 144979, 1014853, 2234801, 15643607, 25373891, 177617237, 2867249683, 20070747781]

約数ペア:

[(1, 20070747781), (7, 2867249683), (113, 177617237), (791, 25373891), (1283, 15643607), (8981, 2234801), (19777, 1014853), (138439, 144979)]