18666039

素因数分解:

$3^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{2383}}^1$

素因数の和:2766

約数の個数: 16

約数和(自身を含む): 28531712

約数和(自身を除く): 9865673

約数列:

[1, 3, 7, 21, 373, 1119, 2383, 2611, 7149, 7833, 16681, 50043, 888859, 2666577, 6222013, 18666039]

約数ペア:

[(1, 18666039), (3, 6222013), (7, 2666577), (21, 888859), (373, 50043), (1119, 16681), (2383, 7833), (2611, 7149)]