18488547

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8893}}^1$

素因数の和:8920

約数の個数: 32

約数和(自身を含む): 34152960

約数和(自身を除く): 15664413

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 8893, 26679, 62251, 80037, 97823, 186753, 240111, 293469, 560259, 684761, 880407, 1680777, 2054283, 2641221, 6162849, 18488547]

約数ペア:

[(1, 18488547), (3, 6162849), (7, 2641221), (9, 2054283), (11, 1680777), (21, 880407), (27, 684761), (33, 560259), (63, 293469), (77, 240111), (99, 186753), (189, 97823), (231, 80037), (297, 62251), (693, 26679), (2079, 8893)]