20187954056

素因数分解:

$2^3\times {\mathrm{307}}^1\times {\mathrm{8219851}}^1$

素因数の和:8220164

約数の個数: 16

約数和(自身を含む): 37975716240

約数和(自身を除く): 17787762184

約数列:

[1, 2, 4, 8, 307, 614, 1228, 2456, 8219851, 16439702, 32879404, 65758808, 2523494257, 5046988514, 10093977028, 20187954056]

約数ペア:

[(1, 20187954056), (2, 10093977028), (4, 5046988514), (8, 2523494257), (307, 65758808), (614, 32879404), (1228, 16439702), (2456, 8219851)]