18418799

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2213}}^1$

素因数の和:2290

約数の個数: 16

約数和(自身を含む): 22317120

約数和(自身を除く): 3898321

約数列:

[1, 7, 29, 41, 203, 287, 1189, 2213, 8323, 15491, 64177, 90733, 449239, 635131, 2631257, 18418799]

約数ペア:

[(1, 18418799), (7, 2631257), (29, 635131), (41, 449239), (203, 90733), (287, 64177), (1189, 15491), (2213, 8323)]