18673551

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53201}}^1$

素因数の和:53223

約数の個数: 16

約数和(自身を含む): 29793120

約数和(自身を除く): 11119569

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 53201, 159603, 478809, 691613, 1436427, 2074839, 6224517, 18673551]

約数ペア:

[(1, 18673551), (3, 6224517), (9, 2074839), (13, 1436427), (27, 691613), (39, 478809), (117, 159603), (351, 53201)]