20784250863

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{403241}}^1$

素因数の和:403356

約数の個数: 32

約数和(自身を含む): 32517434880

約数和(自身を除く): 11733184017

約数列:

[1, 3, 9, 23, 27, 69, 83, 207, 249, 621, 747, 1909, 2241, 5727, 17181, 51543, 403241, 1209723, 3629169, 9274543, 10887507, 27823629, 33469003, 83470887, 100407009, 250412661, 301221027, 769787069, 903663081, 2309361207, 6928083621, 20784250863]

約数ペア:

[(1, 20784250863), (3, 6928083621), (9, 2309361207), (23, 903663081), (27, 769787069), (69, 301221027), (83, 250412661), (207, 100407009), (249, 83470887), (621, 33469003), (747, 27823629), (1909, 10887507), (2241, 9274543), (5727, 3629169), (17181, 1209723), (51543, 403241)]