2168067856

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{2221381}}^1$

素因数の和:2221450

約数の個数: 20

約数和(自身を含む): 4269496204

約数和(自身を除く): 2101428348

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 2221381, 4442762, 8885524, 17771048, 35542096, 135504241, 271008482, 542016964, 1084033928, 2168067856]

約数ペア:

[(1, 2168067856), (2, 1084033928), (4, 542016964), (8, 271008482), (16, 135504241), (61, 35542096), (122, 17771048), (244, 8885524), (488, 4442762), (976, 2221381)]