18748161

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{677}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 28874664

約数和(自身を除く): 10126503

約数列:

[1, 3, 9, 17, 51, 153, 181, 543, 677, 1629, 2031, 3077, 6093, 9231, 11509, 27693, 34527, 103581, 122537, 367611, 1102833, 2083129, 6249387, 18748161]

約数ペア:

[(1, 18748161), (3, 6249387), (9, 2083129), (17, 1102833), (51, 367611), (153, 122537), (181, 103581), (543, 34527), (677, 27693), (1629, 11509), (2031, 9231), (3077, 6093)]