18043426

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 31829760

約数和(自身を除く): 13786334

約数列:

[1, 2, 17, 19, 31, 34, 38, 53, 62, 106, 289, 323, 527, 578, 589, 646, 901, 1007, 1054, 1178, 1643, 1802, 2014, 3286, 5491, 8959, 10013, 10982, 15317, 17119, 17918, 20026, 27931, 30634, 31217, 34238, 55862, 62434, 170221, 291023, 340442, 474827, 530689, 582046, 949654, 1061378, 9021713, 18043426]

約数ペア:

[(1, 18043426), (2, 9021713), (17, 1061378), (19, 949654), (31, 582046), (34, 530689), (38, 474827), (53, 340442), (62, 291023), (106, 170221), (289, 62434), (323, 55862), (527, 34238), (578, 31217), (589, 30634), (646, 27931), (901, 20026), (1007, 17918), (1054, 17119), (1178, 15317), (1643, 10982), (1802, 10013), (2014, 8959), (3286, 5491)]