20123961117

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1072763}}^1$

素因数の和:1072829

約数の個数: 24

約数和(自身を含む): 29840003424

約数和(自身を除く): 9716042307

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 6253, 18759, 1072763, 3218289, 13945919, 39692231, 41837757, 119076693, 181296947, 515999003, 543890841, 1547997009, 6707987039, 20123961117]

約数ペア:

[(1, 20123961117), (3, 6707987039), (13, 1547997009), (37, 543890841), (39, 515999003), (111, 181296947), (169, 119076693), (481, 41837757), (507, 39692231), (1443, 13945919), (6253, 3218289), (18759, 1072763)]