18418023

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17491}}^1$

素因数の和:17516

約数の個数: 20

約数和(自身を含む): 29631448

約数和(自身を除く): 11213425

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17491, 52473, 157419, 227383, 472257, 682149, 1416771, 2046447, 6139341, 18418023]

約数ペア:

[(1, 18418023), (3, 6139341), (9, 2046447), (13, 1416771), (27, 682149), (39, 472257), (81, 227383), (117, 157419), (351, 52473), (1053, 17491)]