20329403776

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{701}}^1$

素因数の和:1248

約数の個数: 128

約数和(自身を含む): 45368294400

約数和(自身を除く): 25038890624

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 64, 86, 88, 128, 172, 176, 344, 352, 473, 479, 688, 701, 704, 946, 958, 1376, 1402, 1408, 1892, 1916, 2752, 2804, 3784, 3832, 5269, 5504, 5608, 7568, 7664, 7711, 10538, 11216, 15136, 15328, 15422, 20597, 21076, 22432, 30143, 30272, 30656, 30844, 41194, 42152, 44864, 60286, 60544, 61312, 61688, 82388, 84304, 89728, 120572, 123376, 164776, 168608, 226567, 241144, 246752, 329552, 331573, 335779, 337216, 453134, 482288, 493504, 659104, 663146, 671558, 674432, 906268, 964576, 987008, 1318208, 1326292, 1343116, 1812536, 1929152, 2636416, 2652584, 2686232, 3625072, 3693569, 3858304, 5305168, 5372464, 7250144, 7387138, 10610336, 10744928, 14438497, 14500288, 14774276, 21220672, 21489856, 28876994, 29000576, 29548552, 42441344, 42979712, 57753988, 59097104, 115507976, 118194208, 158823467, 231015952, 236388416, 317646934, 462031904, 472776832, 635293868, 924063808, 1270587736, 1848127616, 2541175472, 5082350944, 10164701888, 20329403776]

約数ペア:

[(1, 20329403776), (2, 10164701888), (4, 5082350944), (8, 2541175472), (11, 1848127616), (16, 1270587736), (22, 924063808), (32, 635293868), (43, 472776832), (44, 462031904), (64, 317646934), (86, 236388416), (88, 231015952), (128, 158823467), (172, 118194208), (176, 115507976), (344, 59097104), (352, 57753988), (473, 42979712), (479, 42441344), (688, 29548552), (701, 29000576), (704, 28876994), (946, 21489856), (958, 21220672), (1376, 14774276), (1402, 14500288), (1408, 14438497), (1892, 10744928), (1916, 10610336), (2752, 7387138), (2804, 7250144), (3784, 5372464), (3832, 5305168), (5269, 3858304), (5504, 3693569), (5608, 3625072), (7568, 2686232), (7664, 2652584), (7711, 2636416), (10538, 1929152), (11216, 1812536), (15136, 1343116), (15328, 1326292), (15422, 1318208), (20597, 987008), (21076, 964576), (22432, 906268), (30143, 674432), (30272, 671558), (30656, 663146), (30844, 659104), (41194, 493504), (42152, 482288), (44864, 453134), (60286, 337216), (60544, 335779), (61312, 331573), (61688, 329552), (82388, 246752), (84304, 241144), (89728, 226567), (120572, 168608), (123376, 164776)]