18421265408

素因数分解:

$2^{10}\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:989

約数の個数: 264

約数和(自身を含む): 47672239104

約数和(自身を除く): 29250973696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 128, 182, 196, 208, 217, 224, 248, 256, 364, 392, 403, 416, 434, 448, 496, 512, 637, 728, 784, 806, 832, 868, 896, 911, 992, 1024, 1274, 1456, 1519, 1568, 1612, 1664, 1736, 1792, 1822, 1984, 2548, 2821, 2912, 3038, 3136, 3224, 3328, 3472, 3584, 3644, 3968, 5096, 5642, 5824, 6076, 6272, 6377, 6448, 6656, 6944, 7168, 7288, 7936, 10192, 11284, 11648, 11843, 12152, 12544, 12754, 12896, 13312, 13888, 14576, 15872, 19747, 20384, 22568, 23296, 23686, 24304, 25088, 25508, 25792, 27776, 28241, 29152, 31744, 39494, 40768, 44639, 45136, 46592, 47372, 48608, 50176, 51016, 51584, 55552, 56482, 58304, 78988, 81536, 82901, 89278, 90272, 93184, 94744, 97216, 102032, 103168, 111104, 112964, 116608, 157976, 163072, 165802, 178556, 180544, 189488, 194432, 197687, 204064, 206336, 222208, 225928, 233216, 315952, 326144, 331604, 357112, 361088, 367133, 378976, 388864, 395374, 408128, 412672, 451856, 466432, 580307, 631904, 652288, 663208, 714224, 722176, 734266, 757952, 777728, 790748, 816256, 903712, 932864, 1160614, 1263808, 1326416, 1383809, 1428448, 1444352, 1468532, 1515904, 1555456, 1581496, 1632512, 1807424, 2321228, 2527616, 2569931, 2652832, 2767618, 2856896, 2888704, 2937064, 3031808, 3162992, 3265024, 3614848, 4642456, 5055232, 5139862, 5305664, 5535236, 5713792, 5874128, 6063616, 6325984, 6530048, 7229696, 9284912, 10110464, 10279724, 10611328, 11070472, 11427584, 11748256, 12127232, 12651968, 14459392, 17989517, 18569824, 20220928, 20559448, 21222656, 22140944, 22855168, 23496512, 25303936, 28918784, 35979034, 37139648, 41118896, 42445312, 44281888, 45710336, 46993024, 50607872, 71958068, 74279296, 82237792, 84890624, 88563776, 93986048, 101215744, 143916136, 148558592, 164475584, 177127552, 187972096, 202431488, 287832272, 297117184, 328951168, 354255104, 375944192, 575664544, 594234368, 657902336, 708510208, 1151329088, 1315804672, 1417020416, 2302658176, 2631609344, 4605316352, 9210632704, 18421265408]

約数ペア:

[(1, 18421265408), (2, 9210632704), (4, 4605316352), (7, 2631609344), (8, 2302658176), (13, 1417020416), (14, 1315804672), (16, 1151329088), (26, 708510208), (28, 657902336), (31, 594234368), (32, 575664544), (49, 375944192), (52, 354255104), (56, 328951168), (62, 297117184), (64, 287832272), (91, 202431488), (98, 187972096), (104, 177127552), (112, 164475584), (124, 148558592), (128, 143916136), (182, 101215744), (196, 93986048), (208, 88563776), (217, 84890624), (224, 82237792), (248, 74279296), (256, 71958068), (364, 50607872), (392, 46993024), (403, 45710336), (416, 44281888), (434, 42445312), (448, 41118896), (496, 37139648), (512, 35979034), (637, 28918784), (728, 25303936), (784, 23496512), (806, 22855168), (832, 22140944), (868, 21222656), (896, 20559448), (911, 20220928), (992, 18569824), (1024, 17989517), (1274, 14459392), (1456, 12651968), (1519, 12127232), (1568, 11748256), (1612, 11427584), (1664, 11070472), (1736, 10611328), (1792, 10279724), (1822, 10110464), (1984, 9284912), (2548, 7229696), (2821, 6530048), (2912, 6325984), (3038, 6063616), (3136, 5874128), (3224, 5713792), (3328, 5535236), (3472, 5305664), (3584, 5139862), (3644, 5055232), (3968, 4642456), (5096, 3614848), (5642, 3265024), (5824, 3162992), (6076, 3031808), (6272, 2937064), (6377, 2888704), (6448, 2856896), (6656, 2767618), (6944, 2652832), (7168, 2569931), (7288, 2527616), (7936, 2321228), (10192, 1807424), (11284, 1632512), (11648, 1581496), (11843, 1555456), (12152, 1515904), (12544, 1468532), (12754, 1444352), (12896, 1428448), (13312, 1383809), (13888, 1326416), (14576, 1263808), (15872, 1160614), (19747, 932864), (20384, 903712), (22568, 816256), (23296, 790748), (23686, 777728), (24304, 757952), (25088, 734266), (25508, 722176), (25792, 714224), (27776, 663208), (28241, 652288), (29152, 631904), (31744, 580307), (39494, 466432), (40768, 451856), (44639, 412672), (45136, 408128), (46592, 395374), (47372, 388864), (48608, 378976), (50176, 367133), (51016, 361088), (51584, 357112), (55552, 331604), (56482, 326144), (58304, 315952), (78988, 233216), (81536, 225928), (82901, 222208), (89278, 206336), (90272, 204064), (93184, 197687), (94744, 194432), (97216, 189488), (102032, 180544), (103168, 178556), (111104, 165802), (112964, 163072), (116608, 157976)]