18858682

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2129}}^1$

素因数の和:2277

約数の個数: 16

約数和(自身を含む): 29240640

約数和(自身を除く): 10381958

約数列:

[1, 2, 43, 86, 103, 206, 2129, 4258, 4429, 8858, 91547, 183094, 219287, 438574, 9429341, 18858682]

約数ペア:

[(1, 18858682), (2, 9429341), (43, 438574), (86, 219287), (103, 183094), (206, 91547), (2129, 8858), (4258, 4429)]