18128668842

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{7245671}}^1$

素因数の和:7245818

約数の個数: 24

約数和(自身を含む): 39561369120

約数和(自身を除く): 21432700278

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 7245671, 14491342, 21737013, 43474026, 65211039, 130422078, 1007148269, 2014296538, 3021444807, 6042889614, 9064334421, 18128668842]

約数ペア:

[(1, 18128668842), (2, 9064334421), (3, 6042889614), (6, 3021444807), (9, 2014296538), (18, 1007148269), (139, 130422078), (278, 65211039), (417, 43474026), (834, 21737013), (1251, 14491342), (2502, 7245671)]