2021880185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1\times {\mathrm{1823}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 2654926848

約数和(自身を除く): 633046663

約数列:

[1, 5, 13, 65, 113, 151, 565, 755, 1469, 1823, 1963, 7345, 9115, 9815, 17063, 23699, 85315, 118495, 205999, 221819, 275273, 1029995, 1109095, 1376365, 2677987, 3578549, 13389935, 17892745, 31105849, 155529245, 404376037, 2021880185]

約数ペア:

[(1, 2021880185), (5, 404376037), (13, 155529245), (65, 31105849), (113, 17892745), (151, 13389935), (565, 3578549), (755, 2677987), (1469, 1376365), (1823, 1109095), (1963, 1029995), (7345, 275273), (9115, 221819), (9815, 205999), (17063, 118495), (23699, 85315)]