19554876

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 59754240

約数和(自身を除く): 40199364

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 23, 33, 36, 38, 44, 46, 57, 66, 69, 76, 92, 99, 113, 114, 132, 138, 171, 198, 207, 209, 226, 228, 253, 276, 339, 342, 396, 414, 418, 437, 452, 506, 627, 678, 684, 759, 828, 836, 874, 1012, 1017, 1243, 1254, 1311, 1356, 1518, 1748, 1881, 2034, 2147, 2277, 2486, 2508, 2599, 2622, 3036, 3729, 3762, 3933, 4068, 4294, 4554, 4807, 4972, 5198, 5244, 6441, 7458, 7524, 7797, 7866, 8588, 9108, 9614, 10396, 11187, 12882, 14421, 14916, 15594, 15732, 19228, 19323, 22374, 23391, 23617, 25764, 28589, 28842, 31188, 38646, 43263, 44748, 46782, 47234, 49381, 57178, 57684, 70851, 77292, 85767, 86526, 93564, 94468, 98762, 114356, 141702, 148143, 171534, 173052, 197524, 212553, 257301, 283404, 296286, 343068, 425106, 444429, 514602, 543191, 592572, 850212, 888858, 1029204, 1086382, 1629573, 1777716, 2172764, 3259146, 4888719, 6518292, 9777438, 19554876]

約数ペア:

[(1, 19554876), (2, 9777438), (3, 6518292), (4, 4888719), (6, 3259146), (9, 2172764), (11, 1777716), (12, 1629573), (18, 1086382), (19, 1029204), (22, 888858), (23, 850212), (33, 592572), (36, 543191), (38, 514602), (44, 444429), (46, 425106), (57, 343068), (66, 296286), (69, 283404), (76, 257301), (92, 212553), (99, 197524), (113, 173052), (114, 171534), (132, 148143), (138, 141702), (171, 114356), (198, 98762), (207, 94468), (209, 93564), (226, 86526), (228, 85767), (253, 77292), (276, 70851), (339, 57684), (342, 57178), (396, 49381), (414, 47234), (418, 46782), (437, 44748), (452, 43263), (506, 38646), (627, 31188), (678, 28842), (684, 28589), (759, 25764), (828, 23617), (836, 23391), (874, 22374), (1012, 19323), (1017, 19228), (1243, 15732), (1254, 15594), (1311, 14916), (1356, 14421), (1518, 12882), (1748, 11187), (1881, 10396), (2034, 9614), (2147, 9108), (2277, 8588), (2486, 7866), (2508, 7797), (2599, 7524), (2622, 7458), (3036, 6441), (3729, 5244), (3762, 5198), (3933, 4972), (4068, 4807), (4294, 4554)]