18364269

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 31945536

約数和(自身を除く): 13581267

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 277, 287, 451, 539, 831, 861, 1353, 1617, 1939, 2009, 3047, 3157, 5817, 6027, 9141, 9471, 11357, 13573, 21329, 22099, 34071, 40719, 63987, 66297, 79499, 124927, 149303, 238497, 374781, 447909, 556493, 874489, 1669479, 2623467, 6121423, 18364269]

約数ペア:

[(1, 18364269), (3, 6121423), (7, 2623467), (11, 1669479), (21, 874489), (33, 556493), (41, 447909), (49, 374781), (77, 238497), (123, 149303), (147, 124927), (231, 79499), (277, 66297), (287, 63987), (451, 40719), (539, 34071), (831, 22099), (861, 21329), (1353, 13573), (1617, 11357), (1939, 9471), (2009, 9141), (3047, 6027), (3157, 5817)]