18718581

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{52433}}^1$

素因数の和:52460

約数の個数: 16

約数和(自身を含む): 30201984

約数和(自身を除く): 11483403

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 52433, 157299, 367031, 891361, 1101093, 2674083, 6239527, 18718581]

約数ペア:

[(1, 18718581), (3, 6239527), (7, 2674083), (17, 1101093), (21, 891361), (51, 367031), (119, 157299), (357, 52433)]