20390623232

素因数分解:

$2^{11}\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3331}}^1$

素因数の和:3428

約数の個数: 144

約数和(自身を含む): 48219804360

約数和(自身を除く): 27829181128

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 64, 98, 112, 122, 128, 196, 224, 244, 256, 392, 427, 448, 488, 512, 784, 854, 896, 976, 1024, 1568, 1708, 1792, 1952, 2048, 2989, 3136, 3331, 3416, 3584, 3904, 5978, 6272, 6662, 6832, 7168, 7808, 11956, 12544, 13324, 13664, 14336, 15616, 23317, 23912, 25088, 26648, 27328, 31232, 46634, 47824, 50176, 53296, 54656, 62464, 93268, 95648, 100352, 106592, 109312, 124928, 163219, 186536, 191296, 203191, 213184, 218624, 326438, 373072, 382592, 406382, 426368, 437248, 652876, 746144, 765184, 812764, 852736, 874496, 1305752, 1422337, 1492288, 1530368, 1625528, 1705472, 2611504, 2844674, 2984576, 3060736, 3251056, 3410944, 5223008, 5689348, 5969152, 6121472, 6502112, 6821888, 9956359, 10446016, 11378696, 11938304, 13004224, 19912718, 20892032, 22757392, 23876608, 26008448, 39825436, 41784064, 45514784, 47753216, 52016896, 79650872, 83568128, 91029568, 104033792, 159301744, 167136256, 182059136, 208067584, 318603488, 334272512, 364118272, 416135168, 637206976, 728236544, 1274413952, 1456473088, 2548827904, 2912946176, 5097655808, 10195311616, 20390623232]

約数ペア:

[(1, 20390623232), (2, 10195311616), (4, 5097655808), (7, 2912946176), (8, 2548827904), (14, 1456473088), (16, 1274413952), (28, 728236544), (32, 637206976), (49, 416135168), (56, 364118272), (61, 334272512), (64, 318603488), (98, 208067584), (112, 182059136), (122, 167136256), (128, 159301744), (196, 104033792), (224, 91029568), (244, 83568128), (256, 79650872), (392, 52016896), (427, 47753216), (448, 45514784), (488, 41784064), (512, 39825436), (784, 26008448), (854, 23876608), (896, 22757392), (976, 20892032), (1024, 19912718), (1568, 13004224), (1708, 11938304), (1792, 11378696), (1952, 10446016), (2048, 9956359), (2989, 6821888), (3136, 6502112), (3331, 6121472), (3416, 5969152), (3584, 5689348), (3904, 5223008), (5978, 3410944), (6272, 3251056), (6662, 3060736), (6832, 2984576), (7168, 2844674), (7808, 2611504), (11956, 1705472), (12544, 1625528), (13324, 1530368), (13664, 1492288), (14336, 1422337), (15616, 1305752), (23317, 874496), (23912, 852736), (25088, 812764), (26648, 765184), (27328, 746144), (31232, 652876), (46634, 437248), (47824, 426368), (50176, 406382), (53296, 382592), (54656, 373072), (62464, 326438), (93268, 218624), (95648, 213184), (100352, 203191), (106592, 191296), (109312, 186536), (124928, 163219)]