18694140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311569}}^1$

素因数の和:311581

約数の個数: 24

約数和(自身を含む): 52343760

約数和(自身を除く): 33649620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311569, 623138, 934707, 1246276, 1557845, 1869414, 3115690, 3738828, 4673535, 6231380, 9347070, 18694140]

約数ペア:

[(1, 18694140), (2, 9347070), (3, 6231380), (4, 4673535), (5, 3738828), (6, 3115690), (10, 1869414), (12, 1557845), (15, 1246276), (20, 934707), (30, 623138), (60, 311569)]