18554157

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40423}}^1$

素因数の和:40449

約数の個数: 16

約数和(自身を含む): 29105280

約数和(自身を除く): 10551123

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40423, 121269, 363807, 687191, 1091421, 2061573, 6184719, 18554157]

約数ペア:

[(1, 18554157), (3, 6184719), (9, 2061573), (17, 1091421), (27, 687191), (51, 363807), (153, 121269), (459, 40423)]