19985401408

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 448

約数和(自身を含む): 53371699200

約数和(自身を除く): 33386297792

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 31, 32, 37, 38, 46, 56, 62, 64, 74, 76, 89, 92, 112, 124, 133, 148, 152, 161, 178, 184, 217, 224, 248, 259, 266, 296, 304, 322, 356, 368, 434, 437, 448, 496, 518, 532, 589, 592, 608, 623, 644, 703, 712, 713, 736, 851, 868, 874, 992, 1036, 1064, 1147, 1178, 1184, 1216, 1246, 1288, 1406, 1424, 1426, 1472, 1691, 1702, 1736, 1748, 1984, 2047, 2072, 2128, 2294, 2356, 2368, 2492, 2576, 2759, 2812, 2848, 2852, 3059, 3293, 3382, 3404, 3472, 3496, 4094, 4123, 4144, 4256, 4588, 4712, 4921, 4984, 4991, 5152, 5518, 5624, 5696, 5704, 5957, 6118, 6586, 6764, 6808, 6944, 6992, 8029, 8188, 8246, 8288, 8512, 9176, 9424, 9842, 9968, 9982, 10304, 11036, 11248, 11408, 11837, 11914, 12236, 13172, 13528, 13547, 13616, 13888, 13984, 14329, 16058, 16169, 16376, 16492, 16576, 18352, 18848, 19313, 19684, 19936, 19964, 21793, 22072, 22496, 22816, 23051, 23674, 23828, 24472, 26344, 26381, 27056, 27094, 27232, 27968, 28658, 32116, 32338, 32752, 32984, 36704, 37696, 38626, 38893, 39368, 39872, 39928, 43586, 44144, 44992, 45632, 46102, 47348, 47656, 48944, 52421, 52688, 52762, 54112, 54188, 54464, 57316, 62567, 63457, 64232, 64676, 65504, 65968, 73408, 75739, 77252, 77786, 78736, 79856, 87172, 88288, 92204, 94696, 94829, 95312, 97888, 102083, 104842, 105376, 105524, 108224, 108376, 113183, 114632, 125134, 126914, 128464, 129352, 131008, 131936, 151478, 152551, 154504, 155572, 157472, 159712, 174344, 176576, 184408, 184667, 189392, 189658, 190624, 195776, 204166, 209684, 210752, 211048, 216752, 226366, 229264, 250268, 253828, 256928, 258704, 263872, 272251, 302956, 305102, 309008, 311144, 314944, 319424, 348688, 366947, 368816, 369334, 378784, 379316, 381248, 408332, 419368, 422096, 433504, 437969, 444199, 452732, 458528, 500536, 501239, 507656, 513856, 517408, 530173, 544502, 605912, 610204, 618016, 622288, 697376, 714581, 733894, 737632, 738668, 757568, 758632, 816664, 838736, 844192, 867008, 875938, 888398, 905464, 917056, 1001072, 1002478, 1015312, 1034816, 1060346, 1089004, 1205683, 1211824, 1220408, 1236032, 1244576, 1394752, 1429162, 1439041, 1467788, 1475264, 1477336, 1517264, 1633328, 1677472, 1688384, 1751876, 1776796, 1810928, 1939577, 2002144, 2004956, 2030624, 2120692, 2178008, 2347909, 2411366, 2423648, 2440816, 2489152, 2858324, 2878082, 2935576, 2954672, 3034528, 3266656, 3354944, 3503752, 3508673, 3553592, 3621856, 3879154, 4004288, 4009912, 4061248, 4241384, 4356016, 4695818, 4822732, 4847296, 4881632, 5716648, 5756164, 5871152, 5909344, 6069056, 6533312, 7007504, 7017346, 7107184, 7243712, 7758308, 8019824, 8439781, 8482768, 8712032, 9391636, 9645464, 9763264, 10073287, 11433296, 11512328, 11742304, 11818688, 13577039, 14015008, 14034692, 14214368, 15516616, 16039648, 16435363, 16879562, 16965536, 17424064, 18783272, 19290928, 20146574, 22866592, 23024656, 23484608, 27154078, 28030016, 28069384, 28428736, 31033232, 32079296, 32870726, 33759124, 33931072, 37566544, 38581856, 40293148, 44610271, 45733184, 46049312, 54308156, 56138768, 62066464, 65741452, 67518248, 75133088, 77163712, 80586296, 89220542, 92098624, 108616312, 112277536, 124132928, 131482904, 135036496, 150266176, 161172592, 178441084, 217232624, 224555072, 262965808, 270072992, 312271897, 322345184, 356882168, 434465248, 525931616, 540145984, 624543794, 644690368, 713764336, 868930496, 1051863232, 1249087588, 1427528672, 2498175176, 2855057344, 4996350352, 9992700704, 19985401408]

約数ペア:

[(1, 19985401408), (2, 9992700704), (4, 4996350352), (7, 2855057344), (8, 2498175176), (14, 1427528672), (16, 1249087588), (19, 1051863232), (23, 868930496), (28, 713764336), (31, 644690368), (32, 624543794), (37, 540145984), (38, 525931616), (46, 434465248), (56, 356882168), (62, 322345184), (64, 312271897), (74, 270072992), (76, 262965808), (89, 224555072), (92, 217232624), (112, 178441084), (124, 161172592), (133, 150266176), (148, 135036496), (152, 131482904), (161, 124132928), (178, 112277536), (184, 108616312), (217, 92098624), (224, 89220542), (248, 80586296), (259, 77163712), (266, 75133088), (296, 67518248), (304, 65741452), (322, 62066464), (356, 56138768), (368, 54308156), (434, 46049312), (437, 45733184), (448, 44610271), (496, 40293148), (518, 38581856), (532, 37566544), (589, 33931072), (592, 33759124), (608, 32870726), (623, 32079296), (644, 31033232), (703, 28428736), (712, 28069384), (713, 28030016), (736, 27154078), (851, 23484608), (868, 23024656), (874, 22866592), (992, 20146574), (1036, 19290928), (1064, 18783272), (1147, 17424064), (1178, 16965536), (1184, 16879562), (1216, 16435363), (1246, 16039648), (1288, 15516616), (1406, 14214368), (1424, 14034692), (1426, 14015008), (1472, 13577039), (1691, 11818688), (1702, 11742304), (1736, 11512328), (1748, 11433296), (1984, 10073287), (2047, 9763264), (2072, 9645464), (2128, 9391636), (2294, 8712032), (2356, 8482768), (2368, 8439781), (2492, 8019824), (2576, 7758308), (2759, 7243712), (2812, 7107184), (2848, 7017346), (2852, 7007504), (3059, 6533312), (3293, 6069056), (3382, 5909344), (3404, 5871152), (3472, 5756164), (3496, 5716648), (4094, 4881632), (4123, 4847296), (4144, 4822732), (4256, 4695818), (4588, 4356016), (4712, 4241384), (4921, 4061248), (4984, 4009912), (4991, 4004288), (5152, 3879154), (5518, 3621856), (5624, 3553592), (5696, 3508673), (5704, 3503752), (5957, 3354944), (6118, 3266656), (6586, 3034528), (6764, 2954672), (6808, 2935576), (6944, 2878082), (6992, 2858324), (8029, 2489152), (8188, 2440816), (8246, 2423648), (8288, 2411366), (8512, 2347909), (9176, 2178008), (9424, 2120692), (9842, 2030624), (9968, 2004956), (9982, 2002144), (10304, 1939577), (11036, 1810928), (11248, 1776796), (11408, 1751876), (11837, 1688384), (11914, 1677472), (12236, 1633328), (13172, 1517264), (13528, 1477336), (13547, 1475264), (13616, 1467788), (13888, 1439041), (13984, 1429162), (14329, 1394752), (16058, 1244576), (16169, 1236032), (16376, 1220408), (16492, 1211824), (16576, 1205683), (18352, 1089004), (18848, 1060346), (19313, 1034816), (19684, 1015312), (19936, 1002478), (19964, 1001072), (21793, 917056), (22072, 905464), (22496, 888398), (22816, 875938), (23051, 867008), (23674, 844192), (23828, 838736), (24472, 816664), (26344, 758632), (26381, 757568), (27056, 738668), (27094, 737632), (27232, 733894), (27968, 714581), (28658, 697376), (32116, 622288), (32338, 618016), (32752, 610204), (32984, 605912), (36704, 544502), (37696, 530173), (38626, 517408), (38893, 513856), (39368, 507656), (39872, 501239), (39928, 500536), (43586, 458528), (44144, 452732), (44992, 444199), (45632, 437969), (46102, 433504), (47348, 422096), (47656, 419368), (48944, 408332), (52421, 381248), (52688, 379316), (52762, 378784), (54112, 369334), (54188, 368816), (54464, 366947), (57316, 348688), (62567, 319424), (63457, 314944), (64232, 311144), (64676, 309008), (65504, 305102), (65968, 302956), (73408, 272251), (75739, 263872), (77252, 258704), (77786, 256928), (78736, 253828), (79856, 250268), (87172, 229264), (88288, 226366), (92204, 216752), (94696, 211048), (94829, 210752), (95312, 209684), (97888, 204166), (102083, 195776), (104842, 190624), (105376, 189658), (105524, 189392), (108224, 184667), (108376, 184408), (113183, 176576), (114632, 174344), (125134, 159712), (126914, 157472), (128464, 155572), (129352, 154504), (131008, 152551), (131936, 151478)]