20981443392

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 896

約数和(自身を含む): 81110937600

約数和(自身を除く): 60129494208

約数列:

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約数ペア:

[(1, 20981443392), (2, 10490721696), (3, 6993814464), (4, 5245360848), (6, 3496907232), (7, 2997349056), (8, 2622680424), (9, 2331271488), (12, 1748453616), (13, 1613957184), (14, 1498674528), (16, 1311340212), (18, 1165635744), (21, 999116352), (24, 874226808), (26, 806978592), (27, 777090496), (28, 749337264), (29, 723498048), (32, 655670106), (36, 582817872), (39, 537985728), (42, 499558176), (43, 487940544), (48, 437113404), (52, 403489296), (54, 388545248), (56, 374668632), (58, 361749024), (63, 333038784), (64, 327835053), (72, 291408936), (78, 268992864), (84, 249779088), (86, 243970272), (87, 241166016), (91, 230565312), (96, 218556702), (104, 201744648), (107, 196088256), (108, 194272624), (112, 187334316), (116, 180874512), (117, 179328576), (126, 166519392), (129, 162646848), (144, 145704468), (156, 134496432), (168, 124889544), (172, 121985136), (174, 120583008), (182, 115282656), (189, 111012928), (192, 109278351), (203, 103356864), (208, 100872324), (214, 98044128), (216, 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(1092, 19213776), (1118, 18766944), (1131, 18551232), (1161, 18071872), (1204, 17426448), (1218, 17226144), (1247, 16825536), (1248, 16812054), (1284, 16340688), (1344, 15611193), (1376, 15248142), (1391, 15083712), (1392, 15072876), (1404, 14944048), (1456, 14410332), (1498, 14006304), (1508, 13913424), (1512, 13876616), (1548, 13553904), (1566, 13398112), (1624, 12919608), (1638, 12809184), (1677, 12511296), (1712, 12255516), (1728, 12142039), (1806, 11617632), (1827, 11484096), (1856, 11304657), (1872, 11208036), (1926, 10893792), (2016, 10407462), (2064, 10165428), (2088, 10048584), (2184, 9606888), (2236, 9383472), (2247, 9337536), (2262, 9275616), (2322, 9035936), (2408, 8713224), (2436, 8613072), (2457, 8539456), (2494, 8412768), (2496, 8406027), (2568, 8170344), (2639, 7950528), (2709, 7745088), (2752, 7624071), (2782, 7541856), (2784, 7536438), (2808, 7472024), (2889, 7262528), (2912, 7205166), (2996, 7003152), (3016, 6956712), (3024, 6938308), (3096, 6776952), (3103, 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(18618, 1126944), (19264, 1089153), (19474, 1077408), (19488, 1076634), (19656, 1067432), (19952, 1051596), (20124, 1042608), (20223, 1037504), (20358, 1030624), (20544, 1021293), (21112, 993816), (21672, 968136), (21721, 965952), (21924, 957008), (22256, 942732), (22446, 934752), (22464, 934003), (23112, 907816), (23478, 893664), (23751, 883392), (23968, 875394), (24128, 869589), (24768, 847119), (24824, 845208), (25038, 837984), (25056, 837382), (26187, 801216), (26208, 800574), (26832, 781956), (26964, 778128), (27144, 772968), (27606, 760032), (27927, 751296), (28896, 726102), (29211, 718272), (29232, 717756), (29928, 701064), (30186, 695072), (30816, 680862), (31304, 670248), (31668, 662544), (32207, 651456), (32422, 647136), (32508, 645424), (33384, 628488), (33669, 623168), (34916, 600912), (35217, 595776), (35776, 586467), (35952, 583596), (36192, 579726), (36808, 570024), (37152, 564746), (37236, 563472), (37557, 558656), (38948, 538704), (38976, 538317), (39312, 533716), 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