18394299

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 35409920

約数和(自身を除く): 17015621

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 121, 127, 133, 171, 209, 231, 363, 381, 399, 627, 693, 847, 889, 1089, 1143, 1197, 1397, 1463, 1881, 2299, 2413, 2541, 2667, 4191, 4389, 6897, 7239, 7623, 8001, 9779, 12573, 13167, 15367, 16093, 16891, 20691, 21717, 26543, 29337, 46101, 48279, 50673, 79629, 88011, 107569, 138303, 144837, 152019, 185801, 238887, 291973, 322707, 557403, 875919, 968121, 1672209, 2043811, 2627757, 6131433, 18394299]

約数ペア:

[(1, 18394299), (3, 6131433), (7, 2627757), (9, 2043811), (11, 1672209), (19, 968121), (21, 875919), (33, 557403), (57, 322707), (63, 291973), (77, 238887), (99, 185801), (121, 152019), (127, 144837), (133, 138303), (171, 107569), (209, 88011), (231, 79629), (363, 50673), (381, 48279), (399, 46101), (627, 29337), (693, 26543), (847, 21717), (889, 20691), (1089, 16891), (1143, 16093), (1197, 15367), (1397, 13167), (1463, 12573), (1881, 9779), (2299, 8001), (2413, 7623), (2541, 7239), (2667, 6897), (4191, 4389)]