18408790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{108287}}^1$

素因数の和:108311

約数の個数: 16

約数和(自身を含む): 35085312

約数和(自身を除く): 16676522

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 108287, 216574, 541435, 1082870, 1840879, 3681758, 9204395, 18408790]

約数ペア:

[(1, 18408790), (2, 9204395), (5, 3681758), (10, 1840879), (17, 1082870), (34, 541435), (85, 216574), (170, 108287)]