18019848

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 57600000

約数和(自身を除く): 39580152

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 49, 56, 66, 77, 84, 88, 98, 132, 147, 154, 168, 196, 199, 231, 264, 294, 308, 343, 392, 398, 462, 539, 588, 597, 616, 686, 796, 924, 1029, 1078, 1176, 1194, 1372, 1393, 1592, 1617, 1848, 2058, 2156, 2189, 2388, 2744, 2786, 3234, 3773, 4116, 4179, 4312, 4378, 4776, 5572, 6468, 6567, 7546, 8232, 8358, 8756, 9751, 11144, 11319, 12936, 13134, 15092, 15323, 16716, 17512, 19502, 22638, 26268, 29253, 30184, 30646, 33432, 39004, 45276, 45969, 52536, 58506, 61292, 68257, 78008, 90552, 91938, 107261, 117012, 122584, 136514, 183876, 204771, 214522, 234024, 273028, 321783, 367752, 409542, 429044, 546056, 643566, 750827, 819084, 858088, 1287132, 1501654, 1638168, 2252481, 2574264, 3003308, 4504962, 6006616, 9009924, 18019848]

約数ペア:

[(1, 18019848), (2, 9009924), (3, 6006616), (4, 4504962), (6, 3003308), (7, 2574264), (8, 2252481), (11, 1638168), (12, 1501654), (14, 1287132), (21, 858088), (22, 819084), (24, 750827), (28, 643566), (33, 546056), (42, 429044), (44, 409542), (49, 367752), (56, 321783), (66, 273028), (77, 234024), (84, 214522), (88, 204771), (98, 183876), (132, 136514), (147, 122584), (154, 117012), (168, 107261), (196, 91938), (199, 90552), (231, 78008), (264, 68257), (294, 61292), (308, 58506), (343, 52536), (392, 45969), (398, 45276), (462, 39004), (539, 33432), (588, 30646), (597, 30184), (616, 29253), (686, 26268), (796, 22638), (924, 19502), (1029, 17512), (1078, 16716), (1176, 15323), (1194, 15092), (1372, 13134), (1393, 12936), (1592, 11319), (1617, 11144), (1848, 9751), (2058, 8756), (2156, 8358), (2189, 8232), (2388, 7546), (2744, 6567), (2786, 6468), (3234, 5572), (3773, 4776), (4116, 4378), (4179, 4312)]