18180459

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1$

素因数の和:875

約数の個数: 24

約数和(自身を含む): 28782000

約数和(自身を除く): 10601541

約数列:

[1, 3, 9, 11, 33, 99, 409, 449, 1227, 1347, 3681, 4041, 4499, 4939, 13497, 14817, 40491, 44451, 183641, 550923, 1652769, 2020051, 6060153, 18180459]

約数ペア:

[(1, 18180459), (3, 6060153), (9, 2020051), (11, 1652769), (33, 550923), (99, 183641), (409, 44451), (449, 40491), (1227, 14817), (1347, 13497), (3681, 4939), (4041, 4499)]