18773106

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24772494

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 83, 138, 149, 166, 249, 253, 298, 447, 498, 506, 759, 894, 913, 1518, 1639, 1826, 1909, 2739, 3278, 3427, 3818, 4917, 5478, 5727, 6854, 9834, 10281, 11454, 12367, 20562, 20999, 24734, 37101, 37697, 41998, 62997, 74202, 75394, 113091, 125994, 136037, 226182, 272074, 284441, 408111, 568882, 816222, 853323, 1706646, 3128851, 6257702, 9386553, 18773106]

約数ペア:

[(1, 18773106), (2, 9386553), (3, 6257702), (6, 3128851), (11, 1706646), (22, 853323), (23, 816222), (33, 568882), (46, 408111), (66, 284441), (69, 272074), (83, 226182), (138, 136037), (149, 125994), (166, 113091), (249, 75394), (253, 74202), (298, 62997), (447, 41998), (498, 37697), (506, 37101), (759, 24734), (894, 20999), (913, 20562), (1518, 12367), (1639, 11454), (1826, 10281), (1909, 9834), (2739, 6854), (3278, 5727), (3427, 5478), (3818, 4917)]