1821983856

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{70423}}^1$

素因数の和:70459

約数の個数: 120

約数和(自身を含む): 5973081984

約数和(自身を除く): 4151098128

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 42, 44, 48, 49, 56, 66, 77, 84, 88, 98, 112, 132, 147, 154, 168, 176, 196, 231, 264, 294, 308, 336, 392, 462, 528, 539, 588, 616, 784, 924, 1078, 1176, 1232, 1617, 1848, 2156, 2352, 3234, 3696, 4312, 6468, 8624, 12936, 25872, 70423, 140846, 211269, 281692, 422538, 492961, 563384, 774653, 845076, 985922, 1126768, 1478883, 1549306, 1690152, 1971844, 2323959, 2957766, 3098612, 3380304, 3450727, 3943688, 4647918, 5422571, 5915532, 6197224, 6901454, 7887376, 9295836, 10352181, 10845142, 11831064, 12394448, 13802908, 16267713, 18591672, 20704362, 21690284, 23662128, 27605816, 32535426, 37183344, 37957997, 41408724, 43380568, 55211632, 65070852, 75915994, 82817448, 86761136, 113873991, 130141704, 151831988, 165634896, 227747982, 260283408, 303663976, 455495964, 607327952, 910991928, 1821983856]

約数ペア:

[(1, 1821983856), (2, 910991928), (3, 607327952), (4, 455495964), (6, 303663976), (7, 260283408), (8, 227747982), (11, 165634896), (12, 151831988), (14, 130141704), (16, 113873991), (21, 86761136), (22, 82817448), (24, 75915994), (28, 65070852), (33, 55211632), (42, 43380568), (44, 41408724), (48, 37957997), (49, 37183344), (56, 32535426), (66, 27605816), (77, 23662128), (84, 21690284), (88, 20704362), (98, 18591672), (112, 16267713), (132, 13802908), (147, 12394448), (154, 11831064), (168, 10845142), (176, 10352181), (196, 9295836), (231, 7887376), (264, 6901454), (294, 6197224), (308, 5915532), (336, 5422571), (392, 4647918), (462, 3943688), (528, 3450727), (539, 3380304), (588, 3098612), (616, 2957766), (784, 2323959), (924, 1971844), (1078, 1690152), (1176, 1549306), (1232, 1478883), (1617, 1126768), (1848, 985922), (2156, 845076), (2352, 774653), (3234, 563384), (3696, 492961), (4312, 422538), (6468, 281692), (8624, 211269), (12936, 140846), (25872, 70423)]