18368889

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{7229}}^1$

素因数の和:7261

約数の個数: 24

約数和(自身を含む): 30770880

約数和(自身を除く): 12401991

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 7229, 21687, 50603, 79519, 151809, 238557, 556633, 874709, 1669899, 2624127, 6122963, 18368889]

約数ペア:

[(1, 18368889), (3, 6122963), (7, 2624127), (11, 1669899), (21, 874709), (33, 556633), (77, 238557), (121, 151809), (231, 79519), (363, 50603), (847, 21687), (2541, 7229)]