18316120

素因数分解:

$2^3\times 5^1\times {\mathrm{457903}}^1$

素因数の和:457914

約数の個数: 16

約数和(自身を含む): 41211360

約数和(自身を除く): 22895240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457903, 915806, 1831612, 2289515, 3663224, 4579030, 9158060, 18316120]

約数ペア:

[(1, 18316120), (2, 9158060), (4, 4579030), (5, 3663224), (8, 2289515), (10, 1831612), (20, 915806), (40, 457903)]