18742977

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{2281}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 29903328

約数和(自身を除く): 11160351

約数列:

[1, 3, 9, 11, 33, 83, 99, 249, 747, 913, 2281, 2739, 6843, 8217, 20529, 25091, 75273, 189323, 225819, 567969, 1703907, 2082553, 6247659, 18742977]

約数ペア:

[(1, 18742977), (3, 6247659), (9, 2082553), (11, 1703907), (33, 567969), (83, 225819), (99, 189323), (249, 75273), (747, 25091), (913, 20529), (2281, 8217), (2739, 6843)]