19961166848

素因数分解:

$2^{10}\times 7^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:419

約数の個数: 264

約数和(自身を含む): 49240404864

約数和(自身を除く): 29279238016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 41, 49, 56, 62, 64, 82, 98, 112, 124, 128, 164, 196, 217, 224, 248, 256, 287, 313, 328, 392, 434, 448, 496, 512, 574, 626, 656, 784, 868, 896, 992, 1024, 1148, 1252, 1271, 1312, 1519, 1568, 1736, 1792, 1984, 2009, 2191, 2296, 2504, 2542, 2624, 3038, 3136, 3472, 3584, 3968, 4018, 4382, 4592, 5008, 5084, 5248, 6076, 6272, 6944, 7168, 7936, 8036, 8764, 8897, 9184, 9703, 10016, 10168, 10496, 12152, 12544, 12833, 13888, 15337, 15872, 16072, 17528, 17794, 18368, 19406, 20032, 20336, 20992, 24304, 25088, 25666, 27776, 30674, 31744, 32144, 35056, 35588, 36736, 38812, 40064, 40672, 41984, 48608, 50176, 51332, 55552, 61348, 62279, 64288, 67921, 70112, 71176, 73472, 77624, 80128, 81344, 89831, 97216, 102664, 111104, 122696, 124558, 128576, 135842, 140224, 142352, 146944, 155248, 160256, 162688, 179662, 194432, 205328, 222208, 245392, 249116, 257152, 271684, 280448, 284704, 293888, 310496, 320512, 325376, 359324, 388864, 397823, 410656, 475447, 490784, 498232, 514304, 543368, 560896, 569408, 620992, 628817, 650752, 718648, 777728, 795646, 821312, 950894, 981568, 996464, 1028608, 1086736, 1121792, 1138816, 1241984, 1257634, 1301504, 1437296, 1555456, 1591292, 1642624, 1901788, 1963136, 1992928, 2057216, 2173472, 2243584, 2277632, 2483968, 2515268, 2784761, 2874592, 3182584, 3285248, 3803576, 3926272, 3985856, 4346944, 4555264, 4967936, 5030536, 5569522, 5749184, 6365168, 6570496, 7607152, 7852544, 7971712, 8693888, 9110528, 9935872, 10061072, 11139044, 11498368, 12730336, 13140992, 15214304, 15705088, 15943424, 17387776, 19493327, 20122144, 22278088, 22996736, 25460672, 30428608, 31886848, 34775552, 38986654, 40244288, 44556176, 45993472, 50921344, 60857216, 63773696, 69551104, 77973308, 80488576, 89112352, 91986944, 101842688, 121714432, 155946616, 160977152, 178224704, 203685376, 243428864, 311893232, 321954304, 356449408, 407370752, 486857728, 623786464, 643908608, 712898816, 1247572928, 1425797632, 2495145856, 2851595264, 4990291712, 9980583424, 19961166848]

約数ペア:

[(1, 19961166848), (2, 9980583424), (4, 4990291712), (7, 2851595264), (8, 2495145856), (14, 1425797632), (16, 1247572928), (28, 712898816), (31, 643908608), (32, 623786464), (41, 486857728), (49, 407370752), (56, 356449408), (62, 321954304), (64, 311893232), (82, 243428864), (98, 203685376), (112, 178224704), (124, 160977152), (128, 155946616), (164, 121714432), (196, 101842688), (217, 91986944), (224, 89112352), (248, 80488576), (256, 77973308), (287, 69551104), (313, 63773696), (328, 60857216), (392, 50921344), (434, 45993472), (448, 44556176), (496, 40244288), (512, 38986654), (574, 34775552), (626, 31886848), (656, 30428608), (784, 25460672), (868, 22996736), (896, 22278088), (992, 20122144), (1024, 19493327), (1148, 17387776), (1252, 15943424), (1271, 15705088), (1312, 15214304), (1519, 13140992), (1568, 12730336), (1736, 11498368), (1792, 11139044), (1984, 10061072), (2009, 9935872), (2191, 9110528), (2296, 8693888), (2504, 7971712), (2542, 7852544), (2624, 7607152), (3038, 6570496), (3136, 6365168), (3472, 5749184), (3584, 5569522), (3968, 5030536), (4018, 4967936), (4382, 4555264), (4592, 4346944), (5008, 3985856), (5084, 3926272), (5248, 3803576), (6076, 3285248), (6272, 3182584), (6944, 2874592), (7168, 2784761), (7936, 2515268), (8036, 2483968), (8764, 2277632), (8897, 2243584), (9184, 2173472), (9703, 2057216), (10016, 1992928), (10168, 1963136), (10496, 1901788), (12152, 1642624), (12544, 1591292), (12833, 1555456), (13888, 1437296), (15337, 1301504), (15872, 1257634), (16072, 1241984), (17528, 1138816), (17794, 1121792), (18368, 1086736), (19406, 1028608), (20032, 996464), (20336, 981568), (20992, 950894), (24304, 821312), (25088, 795646), (25666, 777728), (27776, 718648), (30674, 650752), (31744, 628817), (32144, 620992), (35056, 569408), (35588, 560896), (36736, 543368), (38812, 514304), (40064, 498232), (40672, 490784), (41984, 475447), (48608, 410656), (50176, 397823), (51332, 388864), (55552, 359324), (61348, 325376), (62279, 320512), (64288, 310496), (67921, 293888), (70112, 284704), (71176, 280448), (73472, 271684), (77624, 257152), (80128, 249116), (81344, 245392), (89831, 222208), (97216, 205328), (102664, 194432), (111104, 179662), (122696, 162688), (124558, 160256), (128576, 155248), (135842, 146944), (140224, 142352)]