19271988736

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1293

約数の個数: 320

約数和(自身を含む): 53412581376

約数和(自身を除く): 34140592640

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 64, 77, 88, 91, 104, 112, 124, 128, 143, 154, 176, 182, 208, 217, 224, 248, 256, 286, 308, 341, 352, 364, 403, 416, 434, 448, 496, 512, 572, 616, 682, 704, 728, 806, 832, 868, 896, 992, 1001, 1144, 1213, 1232, 1364, 1408, 1456, 1612, 1664, 1736, 1792, 1984, 2002, 2288, 2387, 2426, 2464, 2728, 2816, 2821, 2912, 3224, 3328, 3472, 3584, 3968, 4004, 4433, 4576, 4774, 4852, 4928, 5456, 5632, 5642, 5824, 6448, 6656, 6944, 7936, 8008, 8491, 8866, 9152, 9548, 9704, 9856, 10912, 11284, 11648, 12896, 13343, 13888, 15769, 15872, 16016, 16982, 17732, 18304, 19096, 19408, 19712, 21824, 22568, 23296, 25792, 26686, 27776, 31031, 31538, 32032, 33964, 35464, 36608, 37603, 38192, 38816, 39424, 43648, 45136, 46592, 51584, 53372, 55552, 62062, 63076, 64064, 67928, 70928, 73216, 75206, 76384, 77632, 87296, 90272, 93401, 103168, 106744, 110383, 111104, 124124, 126152, 128128, 135856, 141856, 150412, 152768, 155264, 173459, 174592, 180544, 186802, 206336, 213488, 220766, 248248, 252304, 256256, 263221, 271712, 283712, 300824, 305536, 310528, 346918, 361088, 373604, 413633, 426976, 441532, 488839, 496496, 504608, 512512, 526442, 543424, 567424, 601648, 611072, 621056, 693836, 722176, 747208, 827266, 853952, 883064, 977678, 992992, 1009216, 1052884, 1086848, 1134848, 1203296, 1214213, 1222144, 1387672, 1444352, 1494416, 1654532, 1707904, 1766128, 1955356, 1985984, 2018432, 2105768, 2173696, 2269696, 2406592, 2428426, 2775344, 2895431, 2988832, 3309064, 3415808, 3421873, 3532256, 3910712, 3971968, 4036864, 4211536, 4347392, 4813184, 4856852, 5377229, 5550688, 5790862, 5977664, 6618128, 6831616, 6843746, 7064512, 7821424, 7943936, 8073728, 8423072, 9626368, 9713704, 10754458, 11101376, 11581724, 11955328, 13236256, 13687492, 14129024, 15642848, 15887872, 16846144, 19252736, 19427408, 21508916, 22202752, 23163448, 23910656, 26472512, 27374984, 28258048, 31285696, 33692288, 37640603, 38854816, 43017832, 44405504, 46326896, 47821312, 52945024, 54749968, 56516096, 62571392, 67384576, 75281206, 77709632, 86035664, 88811008, 92653792, 105890048, 109499936, 125142784, 134769152, 150562412, 155419264, 172071328, 185307584, 211780096, 218999872, 250285568, 301124824, 310838528, 344142656, 370615168, 437999744, 602249648, 621677056, 688285312, 741230336, 875999488, 1204499296, 1376570624, 1482460672, 1751998976, 2408998592, 2753141248, 4817997184, 9635994368, 19271988736]

約数ペア:

[(1, 19271988736), (2, 9635994368), (4, 4817997184), (7, 2753141248), (8, 2408998592), (11, 1751998976), (13, 1482460672), (14, 1376570624), (16, 1204499296), (22, 875999488), (26, 741230336), (28, 688285312), (31, 621677056), (32, 602249648), (44, 437999744), (52, 370615168), (56, 344142656), (62, 310838528), (64, 301124824), (77, 250285568), (88, 218999872), (91, 211780096), (104, 185307584), (112, 172071328), (124, 155419264), (128, 150562412), (143, 134769152), (154, 125142784), (176, 109499936), (182, 105890048), (208, 92653792), (217, 88811008), (224, 86035664), (248, 77709632), (256, 75281206), (286, 67384576), (308, 62571392), (341, 56516096), (352, 54749968), (364, 52945024), (403, 47821312), (416, 46326896), (434, 44405504), (448, 43017832), (496, 38854816), (512, 37640603), (572, 33692288), (616, 31285696), (682, 28258048), (704, 27374984), (728, 26472512), (806, 23910656), (832, 23163448), (868, 22202752), (896, 21508916), (992, 19427408), (1001, 19252736), (1144, 16846144), (1213, 15887872), (1232, 15642848), (1364, 14129024), (1408, 13687492), (1456, 13236256), (1612, 11955328), (1664, 11581724), (1736, 11101376), (1792, 10754458), (1984, 9713704), (2002, 9626368), (2288, 8423072), (2387, 8073728), (2426, 7943936), (2464, 7821424), (2728, 7064512), (2816, 6843746), (2821, 6831616), (2912, 6618128), (3224, 5977664), (3328, 5790862), (3472, 5550688), (3584, 5377229), (3968, 4856852), (4004, 4813184), (4433, 4347392), (4576, 4211536), (4774, 4036864), (4852, 3971968), (4928, 3910712), (5456, 3532256), (5632, 3421873), (5642, 3415808), (5824, 3309064), (6448, 2988832), (6656, 2895431), (6944, 2775344), (7936, 2428426), (8008, 2406592), (8491, 2269696), (8866, 2173696), (9152, 2105768), (9548, 2018432), (9704, 1985984), (9856, 1955356), (10912, 1766128), (11284, 1707904), (11648, 1654532), (12896, 1494416), (13343, 1444352), (13888, 1387672), (15769, 1222144), (15872, 1214213), (16016, 1203296), (16982, 1134848), (17732, 1086848), (18304, 1052884), (19096, 1009216), (19408, 992992), (19712, 977678), (21824, 883064), (22568, 853952), (23296, 827266), (25792, 747208), (26686, 722176), (27776, 693836), (31031, 621056), (31538, 611072), (32032, 601648), (33964, 567424), (35464, 543424), (36608, 526442), (37603, 512512), (38192, 504608), (38816, 496496), (39424, 488839), (43648, 441532), (45136, 426976), (46592, 413633), (51584, 373604), (53372, 361088), (55552, 346918), (62062, 310528), (63076, 305536), (64064, 300824), (67928, 283712), (70928, 271712), (73216, 263221), (75206, 256256), (76384, 252304), (77632, 248248), (87296, 220766), (90272, 213488), (93401, 206336), (103168, 186802), (106744, 180544), (110383, 174592), (111104, 173459), (124124, 155264), (126152, 152768), (128128, 150412), (135856, 141856)]