18316860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{305281}}^1$

素因数の和:305293

約数の個数: 24

約数和(自身を含む): 51287376

約数和(自身を除く): 32970516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 305281, 610562, 915843, 1221124, 1526405, 1831686, 3052810, 3663372, 4579215, 6105620, 9158430, 18316860]

約数ペア:

[(1, 18316860), (2, 9158430), (3, 6105620), (4, 4579215), (5, 3663372), (6, 3052810), (10, 1831686), (12, 1526405), (15, 1221124), (20, 915843), (30, 610562), (60, 305281)]