20187172048

素因数分解:

$2^4\times {\mathrm{13879}}^1\times {\mathrm{90907}}^1$

素因数の和:104794

約数の個数: 20

約数和(自身を含む): 39115894240

約数和(自身を除く): 18928722192

約数列:

[1, 2, 4, 8, 16, 13879, 27758, 55516, 90907, 111032, 181814, 222064, 363628, 727256, 1454512, 1261698253, 2523396506, 5046793012, 10093586024, 20187172048]

約数ペア:

[(1, 20187172048), (2, 10093586024), (4, 5046793012), (8, 2523396506), (16, 1261698253), (13879, 1454512), (27758, 727256), (55516, 363628), (90907, 222064), (111032, 181814)]