18468618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439729}}^1$

素因数の和:439741

約数の個数: 16

約数和(自身を含む): 42214080

約数和(自身を除く): 23745462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439729, 879458, 1319187, 2638374, 3078103, 6156206, 9234309, 18468618]

約数ペア:

[(1, 18468618), (2, 9234309), (3, 6156206), (6, 3078103), (7, 2638374), (14, 1319187), (21, 879458), (42, 439729)]