18939129

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{4519}}^1$

素因数の和:4660

約数の個数: 16

約数和(自身を含む): 27770880

約数和(自身を除く): 8831751

約数列:

[1, 3, 11, 33, 127, 381, 1397, 4191, 4519, 13557, 49709, 149127, 573913, 1721739, 6313043, 18939129]

約数ペア:

[(1, 18939129), (3, 6313043), (11, 1721739), (33, 573913), (127, 149127), (381, 49709), (1397, 13557), (4191, 4519)]