18966045

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{180629}}^1$

素因数の和:180644

約数の個数: 16

約数和(自身を含む): 34680960

約数和(自身を除く): 15714915

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 180629, 541887, 903145, 1264403, 2709435, 3793209, 6322015, 18966045]

約数ペア:

[(1, 18966045), (3, 6322015), (5, 3793209), (7, 2709435), (15, 1264403), (21, 903145), (35, 541887), (105, 180629)]