18497787

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{80077}}^1$

素因数の和:80098

約数の個数: 16

約数和(自身を含む): 30749952

約数和(自身を除く): 12252165

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 80077, 240231, 560539, 880847, 1681617, 2642541, 6165929, 18497787]

約数ペア:

[(1, 18497787), (3, 6165929), (7, 2642541), (11, 1681617), (21, 880847), (33, 560539), (77, 240231), (231, 80077)]