18028241

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1709}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 22654080

約数和(自身を除く): 4625839

約数列:

[1, 7, 11, 77, 137, 959, 1507, 1709, 10549, 11963, 18799, 131593, 234133, 1638931, 2575463, 18028241]

約数ペア:

[(1, 18028241), (7, 2575463), (11, 1638931), (77, 234133), (137, 131593), (959, 18799), (1507, 11963), (1709, 10549)]