18558747

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{40433}}^1$

素因数の和:40459

約数の個数: 16

約数和(自身を含む): 29112480

約数和(自身を除く): 10553733

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 40433, 121299, 363897, 687361, 1091691, 2062083, 6186249, 18558747]

約数ペア:

[(1, 18558747), (3, 6186249), (9, 2062083), (17, 1091691), (27, 687361), (51, 363897), (153, 121299), (459, 40433)]