18062901

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1447}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 27859520

約数和(自身を除く): 9796619

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1387, 1447, 4161, 4341, 12483, 13023, 27493, 82479, 105631, 247437, 316893, 950679, 2006989, 6020967, 18062901]

約数ペア:

[(1, 18062901), (3, 6020967), (9, 2006989), (19, 950679), (57, 316893), (73, 247437), (171, 105631), (219, 82479), (657, 27493), (1387, 13023), (1447, 12483), (4161, 4341)]