18787158

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{80287}}^1$

素因数の和:80308

約数の個数: 24

約数和(自身を含む): 43837248

約数和(自身を除く): 25050090

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 80287, 160574, 240861, 481722, 722583, 1043731, 1445166, 2087462, 3131193, 6262386, 9393579, 18787158]

約数ペア:

[(1, 18787158), (2, 9393579), (3, 6262386), (6, 3131193), (9, 2087462), (13, 1445166), (18, 1043731), (26, 722583), (39, 481722), (78, 240861), (117, 160574), (234, 80287)]