18165178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{11117}}^1$

素因数の和:11181

約数の個数: 16

約数和(自身を含む): 29351520

約数和(自身を除く): 11186342

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 11117, 22234, 211223, 422446, 478031, 956062, 9082589, 18165178]

約数ペア:

[(1, 18165178), (2, 9082589), (19, 956062), (38, 478031), (43, 422446), (86, 211223), (817, 22234), (1634, 11117)]