18503397

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1093}}^1$

素因数の和:1135

約数の個数: 40

約数和(自身を含む): 31769760

約数和(自身を除く): 13266363

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1093, 1539, 1881, 3279, 5643, 9837, 12023, 16929, 20767, 29511, 36069, 62301, 88533, 108207, 186903, 228437, 324621, 560709, 685311, 973863, 1682127, 2055933, 6167799, 18503397]

約数ペア:

[(1, 18503397), (3, 6167799), (9, 2055933), (11, 1682127), (19, 973863), (27, 685311), (33, 560709), (57, 324621), (81, 228437), (99, 186903), (171, 108207), (209, 88533), (297, 62301), (513, 36069), (627, 29511), (891, 20767), (1093, 16929), (1539, 12023), (1881, 9837), (3279, 5643)]