20177854985

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{4397}}^1\times {\mathrm{17317}}^1$

素因数の和:21772

約数の個数: 16

約数和(自身を含む): 24677318736

約数和(自身を除く): 4499463751

約数列:

[1, 5, 53, 265, 4397, 17317, 21985, 86585, 233041, 917801, 1165205, 4589005, 76142849, 380714245, 4035570997, 20177854985]

約数ペア:

[(1, 20177854985), (5, 4035570997), (53, 380714245), (265, 76142849), (4397, 4589005), (17317, 1165205), (21985, 917801), (86585, 233041)]