18154040

素因数分解:

$2^3\times 5^1\times {\mathrm{453851}}^1$

素因数の和:453862

約数の個数: 16

約数和(自身を含む): 40846680

約数和(自身を除く): 22692640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 453851, 907702, 1815404, 2269255, 3630808, 4538510, 9077020, 18154040]

約数ペア:

[(1, 18154040), (2, 9077020), (4, 4538510), (5, 3630808), (8, 2269255), (10, 1815404), (20, 907702), (40, 453851)]