18854235

素因数分解:

$3^3\times 5^1\times {\mathrm{139661}}^1$

素因数の和:139675

約数の個数: 16

約数和(自身を含む): 33518880

約数和(自身を除く): 14664645

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139661, 418983, 698305, 1256949, 2094915, 3770847, 6284745, 18854235]

約数ペア:

[(1, 18854235), (3, 6284745), (5, 3770847), (9, 2094915), (15, 1256949), (27, 698305), (45, 418983), (135, 139661)]