20168704818

素因数分解:

$2^1\times 3^2\times {\mathrm{1120483601}}^1$

素因数の和:1120483609

約数の個数: 12

約数和(自身を含む): 43698860478

約数和(自身を除く): 23530155660

約数列:

[1, 2, 3, 6, 9, 18, 1120483601, 2240967202, 3361450803, 6722901606, 10084352409, 20168704818]

約数ペア:

[(1, 20168704818), (2, 10084352409), (3, 6722901606), (6, 3361450803), (9, 2240967202), (18, 1120483601)]