20655942

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{56437}}^1$

素因数の和:56503

約数の個数: 16

約数和(自身を含む): 41989872

約数和(自身を除く): 21333930

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 56437, 112874, 169311, 338622, 3442657, 6885314, 10327971, 20655942]

約数ペア:

[(1, 20655942), (2, 10327971), (3, 6885314), (6, 3442657), (61, 338622), (122, 169311), (183, 112874), (366, 56437)]