18221463

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{51913}}^1$

素因数の和:51935

約数の個数: 16

約数和(自身を含む): 29071840

約数和(自身を除く): 10850377

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 51913, 155739, 467217, 674869, 1401651, 2024607, 6073821, 18221463]

約数ペア:

[(1, 18221463), (3, 6073821), (9, 2024607), (13, 1401651), (27, 674869), (39, 467217), (117, 155739), (351, 51913)]