19464588

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 61152000

約数和(自身を除く): 41687412

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 33, 36, 38, 39, 44, 52, 57, 66, 76, 78, 99, 114, 117, 132, 143, 156, 171, 198, 199, 209, 228, 234, 247, 286, 342, 396, 398, 418, 429, 468, 494, 572, 597, 627, 684, 741, 796, 836, 858, 988, 1194, 1254, 1287, 1482, 1716, 1791, 1881, 2189, 2223, 2388, 2508, 2574, 2587, 2717, 2964, 3582, 3762, 3781, 4378, 4446, 5148, 5174, 5434, 6567, 7164, 7524, 7562, 7761, 8151, 8756, 8892, 10348, 10868, 11343, 13134, 15124, 15522, 16302, 19701, 22686, 23283, 24453, 26268, 28457, 31044, 32604, 34029, 39402, 41591, 45372, 46566, 48906, 49153, 56914, 68058, 78804, 83182, 85371, 93132, 97812, 98306, 113828, 124773, 136116, 147459, 166364, 170742, 196612, 249546, 256113, 294918, 341484, 374319, 442377, 499092, 512226, 540683, 589836, 748638, 884754, 1024452, 1081366, 1497276, 1622049, 1769508, 2162732, 3244098, 4866147, 6488196, 9732294, 19464588]

約数ペア:

[(1, 19464588), (2, 9732294), (3, 6488196), (4, 4866147), (6, 3244098), (9, 2162732), (11, 1769508), (12, 1622049), (13, 1497276), (18, 1081366), (19, 1024452), (22, 884754), (26, 748638), (33, 589836), (36, 540683), (38, 512226), (39, 499092), (44, 442377), (52, 374319), (57, 341484), (66, 294918), (76, 256113), (78, 249546), (99, 196612), (114, 170742), (117, 166364), (132, 147459), (143, 136116), (156, 124773), (171, 113828), (198, 98306), (199, 97812), (209, 93132), (228, 85371), (234, 83182), (247, 78804), (286, 68058), (342, 56914), (396, 49153), (398, 48906), (418, 46566), (429, 45372), (468, 41591), (494, 39402), (572, 34029), (597, 32604), (627, 31044), (684, 28457), (741, 26268), (796, 24453), (836, 23283), (858, 22686), (988, 19701), (1194, 16302), (1254, 15522), (1287, 15124), (1482, 13134), (1716, 11343), (1791, 10868), (1881, 10348), (2189, 8892), (2223, 8756), (2388, 8151), (2508, 7761), (2574, 7562), (2587, 7524), (2717, 7164), (2964, 6567), (3582, 5434), (3762, 5174), (3781, 5148), (4378, 4446)]