18284589

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{15749}}^1$

素因数の和:15801

約数の個数: 16

約数和(自身を含む): 27720000

約数和(自身を除く): 9435411

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 15749, 47247, 141741, 425223, 677207, 2031621, 6094863, 18284589]

約数ペア:

[(1, 18284589), (3, 6094863), (9, 2031621), (27, 677207), (43, 425223), (129, 141741), (387, 47247), (1161, 15749)]