18387267584

素因数分解:

$2^{12}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:350

約数の個数: 208

約数和(自身を含む): 43984490496

約数和(自身を除く): 25597222912

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 137, 151, 217, 224, 248, 256, 274, 302, 434, 448, 496, 512, 548, 604, 868, 896, 959, 992, 1024, 1057, 1096, 1208, 1736, 1792, 1918, 1984, 2048, 2114, 2192, 2416, 3472, 3584, 3836, 3968, 4096, 4228, 4247, 4384, 4681, 4832, 6944, 7168, 7672, 7936, 8456, 8494, 8768, 9362, 9664, 13888, 14336, 15344, 15872, 16912, 16988, 17536, 18724, 19328, 20687, 27776, 28672, 29729, 30688, 31744, 32767, 33824, 33976, 35072, 37448, 38656, 41374, 55552, 59458, 61376, 63488, 65534, 67648, 67952, 70144, 74896, 77312, 82748, 111104, 118916, 122752, 126976, 131068, 135296, 135904, 140288, 144809, 149792, 154624, 165496, 222208, 237832, 245504, 262136, 270592, 271808, 280576, 289618, 299584, 309248, 330992, 444416, 475664, 491008, 524272, 541184, 543616, 561152, 579236, 599168, 618496, 641297, 661984, 888832, 951328, 982016, 1048544, 1082368, 1087232, 1158472, 1198336, 1282594, 1323968, 1902656, 1964032, 2097088, 2164736, 2174464, 2316944, 2396672, 2565188, 2647936, 3805312, 3928064, 4194176, 4329472, 4348928, 4489079, 4633888, 4793344, 5130376, 5295872, 7610624, 8388352, 8697856, 8978158, 9267776, 9586688, 10260752, 10591744, 15221248, 16776704, 17395712, 17956316, 18535552, 19173376, 20521504, 21183488, 30442496, 33553408, 35912632, 37071104, 41043008, 42366976, 60884992, 67106816, 71825264, 74142208, 82086016, 84733952, 121769984, 134213632, 143650528, 148284416, 164172032, 287301056, 296568832, 328344064, 574602112, 593137664, 656688128, 1149204224, 1313376256, 2298408448, 2626752512, 4596816896, 9193633792, 18387267584]

約数ペア:

[(1, 18387267584), (2, 9193633792), (4, 4596816896), (7, 2626752512), (8, 2298408448), (14, 1313376256), (16, 1149204224), (28, 656688128), (31, 593137664), (32, 574602112), (56, 328344064), (62, 296568832), (64, 287301056), (112, 164172032), (124, 148284416), (128, 143650528), (137, 134213632), (151, 121769984), (217, 84733952), (224, 82086016), (248, 74142208), (256, 71825264), (274, 67106816), (302, 60884992), (434, 42366976), (448, 41043008), (496, 37071104), (512, 35912632), (548, 33553408), (604, 30442496), (868, 21183488), (896, 20521504), (959, 19173376), (992, 18535552), (1024, 17956316), (1057, 17395712), (1096, 16776704), (1208, 15221248), (1736, 10591744), (1792, 10260752), (1918, 9586688), (1984, 9267776), (2048, 8978158), (2114, 8697856), (2192, 8388352), (2416, 7610624), (3472, 5295872), (3584, 5130376), (3836, 4793344), (3968, 4633888), (4096, 4489079), (4228, 4348928), (4247, 4329472), (4384, 4194176), (4681, 3928064), (4832, 3805312), (6944, 2647936), (7168, 2565188), (7672, 2396672), (7936, 2316944), (8456, 2174464), (8494, 2164736), (8768, 2097088), (9362, 1964032), (9664, 1902656), (13888, 1323968), (14336, 1282594), (15344, 1198336), (15872, 1158472), (16912, 1087232), (16988, 1082368), (17536, 1048544), (18724, 982016), (19328, 951328), (20687, 888832), (27776, 661984), (28672, 641297), (29729, 618496), (30688, 599168), (31744, 579236), (32767, 561152), (33824, 543616), (33976, 541184), (35072, 524272), (37448, 491008), (38656, 475664), (41374, 444416), (55552, 330992), (59458, 309248), (61376, 299584), (63488, 289618), (65534, 280576), (67648, 271808), (67952, 270592), (70144, 262136), (74896, 245504), (77312, 237832), (82748, 222208), (111104, 165496), (118916, 154624), (122752, 149792), (126976, 144809), (131068, 140288), (135296, 135904)]