18664113

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{28151}}^1$

素因数の和:28184

約数の個数: 16

約数和(自身を含む): 28377216

約数和(自身を除く): 9713103

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 28151, 84453, 365963, 478567, 1097889, 1435701, 6221371, 18664113]

約数ペア:

[(1, 18664113), (3, 6221371), (13, 1435701), (17, 1097889), (39, 478567), (51, 365963), (221, 84453), (663, 28151)]