20996937266

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{2161}}^1\times {\mathrm{20327}}^1$

素因数の和:22729

約数の個数: 16

約数和(自身を含む): 31643377920

約数和(自身を除く): 10646440654

約数列:

[1, 2, 239, 478, 2161, 4322, 20327, 40654, 516479, 1032958, 4858153, 9716306, 43926647, 87853294, 10498468633, 20996937266]

約数ペア:

[(1, 20996937266), (2, 10498468633), (239, 87853294), (478, 43926647), (2161, 9716306), (4322, 4858153), (20327, 1032958), (40654, 516479)]