18239079

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 24

約数和(自身を含む): 26205520

約数和(自身を除く): 7966441

約数列:

[1, 3, 17, 51, 109, 193, 289, 327, 579, 867, 1853, 3281, 5559, 9843, 21037, 31501, 55777, 63111, 94503, 167331, 357629, 1072887, 6079693, 18239079]

約数ペア:

[(1, 18239079), (3, 6079693), (17, 1072887), (51, 357629), (109, 167331), (193, 94503), (289, 63111), (327, 55777), (579, 31501), (867, 21037), (1853, 9843), (3281, 5559)]