18175971

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12809}}^1$

素因数の和:12866

約数の個数: 16

約数和(自身を含む): 27054720

約数和(自身を除く): 8878749

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 12809, 38427, 140899, 422697, 550787, 1652361, 6058657, 18175971]

約数ペア:

[(1, 18175971), (3, 6058657), (11, 1652361), (33, 550787), (43, 422697), (129, 140899), (473, 38427), (1419, 12809)]