18640190

素因数分解:

$2^1\times 5^1\times {\mathrm{733}}^1\times {\mathrm{2543}}^1$

素因数の和:3283

約数の個数: 16

約数和(自身を含む): 33611328

約数和(自身を除く): 14971138

約数列:

[1, 2, 5, 10, 733, 1466, 2543, 3665, 5086, 7330, 12715, 25430, 1864019, 3728038, 9320095, 18640190]

約数ペア:

[(1, 18640190), (2, 9320095), (5, 3728038), (10, 1864019), (733, 25430), (1466, 12715), (2543, 7330), (3665, 5086)]