18076120

素因数分解:

$2^3\times 5^1\times {\mathrm{451903}}^1$

素因数の和:451914

約数の個数: 16

約数和(自身を含む): 40671360

約数和(自身を除く): 22595240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 451903, 903806, 1807612, 2259515, 3615224, 4519030, 9038060, 18076120]

約数ペア:

[(1, 18076120), (2, 9038060), (4, 4519030), (5, 3615224), (8, 2259515), (10, 1807612), (20, 903806), (40, 451903)]