18093213

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1758

約数の個数: 20

約数和(自身を含む): 27239520

約数和(自身を除く): 9146307

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 1607, 3753, 4821, 11259, 14463, 43389, 130167, 223373, 670119, 2010357, 6031071, 18093213]

約数ペア:

[(1, 18093213), (3, 6031071), (9, 2010357), (27, 670119), (81, 223373), (139, 130167), (417, 43389), (1251, 14463), (1607, 11259), (3753, 4821)]