18678033

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{20963}}^1$

素因数の和:20986

約数の個数: 20

約数和(自身を含む): 30439728

約数和(自身を除く): 11761695

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 20963, 62889, 188667, 230593, 566001, 691779, 1698003, 2075337, 6226011, 18678033]

約数ペア:

[(1, 18678033), (3, 6226011), (9, 2075337), (11, 1698003), (27, 691779), (33, 566001), (81, 230593), (99, 188667), (297, 62889), (891, 20963)]