18669095

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1342

約数の個数: 16

約数和(自身を含む): 23265792

約数和(自身を除く): 4596697

約数列:

[1, 5, 43, 71, 215, 355, 1223, 3053, 6115, 15265, 52589, 86833, 262945, 434165, 3733819, 18669095]

約数ペア:

[(1, 18669095), (5, 3733819), (43, 434165), (71, 262945), (215, 86833), (355, 52589), (1223, 15265), (3053, 6115)]