18080007

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{11657}}^1$

素因数の和:11718

約数の個数: 16

約数和(自身を含む): 26860032

約数和(自身を除く): 8780025

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 11657, 34971, 128227, 384681, 547879, 1643637, 6026669, 18080007]

約数ペア:

[(1, 18080007), (3, 6026669), (11, 1643637), (33, 547879), (47, 384681), (141, 128227), (517, 34971), (1551, 11657)]