18677115

素因数分解:

$3^3\times 5^1\times {\mathrm{138349}}^1$

素因数の和:138363

約数の個数: 16

約数和(自身を含む): 33204000

約数和(自身を除く): 14526885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 138349, 415047, 691745, 1245141, 2075235, 3735423, 6225705, 18677115]

約数ペア:

[(1, 18677115), (3, 6225705), (5, 3735423), (9, 2075235), (15, 1245141), (27, 691745), (45, 415047), (135, 138349)]