20105304489

素因数分解:

$3^3\times {\mathrm{449}}^1\times {\mathrm{1658443}}^1$

素因数の和:1658901

約数の個数: 16

約数和(自身を含む): 29851992000

約数和(自身を除く): 9746687511

約数列:

[1, 3, 9, 27, 449, 1347, 4041, 12123, 1658443, 4975329, 14925987, 44777961, 744640907, 2233922721, 6701768163, 20105304489]

約数ペア:

[(1, 20105304489), (3, 6701768163), (9, 2233922721), (27, 744640907), (449, 44777961), (1347, 14925987), (4041, 4975329), (12123, 1658443)]