18793593

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7649}}^1$

素因数の和:7678

約数の個数: 32

約数和(自身を含む): 34272000

約数和(自身を除く): 15478407

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 7649, 22947, 53543, 68841, 99437, 160629, 206523, 298311, 481887, 696059, 894933, 1445661, 2088177, 2684799, 6264531, 18793593]

約数ペア:

[(1, 18793593), (3, 6264531), (7, 2684799), (9, 2088177), (13, 1445661), (21, 894933), (27, 696059), (39, 481887), (63, 298311), (91, 206523), (117, 160629), (189, 99437), (273, 68841), (351, 53543), (819, 22947), (2457, 7649)]