20876173696

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^2\times {\mathrm{233}}^1\times {\mathrm{277}}^1$

素因数の和:569

約数の個数: 192

約数和(自身を含む): 50561016480

約数和(自身を除く): 29684842784

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 233, 266, 277, 304, 361, 448, 466, 532, 554, 608, 722, 896, 932, 1064, 1108, 1216, 1444, 1631, 1864, 1939, 2128, 2216, 2432, 2527, 2888, 3262, 3728, 3878, 4256, 4427, 4432, 5054, 5263, 5776, 6524, 7456, 7756, 8512, 8854, 8864, 10108, 10526, 11552, 13048, 14912, 15512, 17024, 17708, 17728, 20216, 21052, 23104, 26096, 29824, 30989, 31024, 35416, 35456, 36841, 40432, 42104, 46208, 52192, 61978, 62048, 64541, 70832, 73682, 80864, 84113, 84208, 99997, 104384, 123956, 124096, 129082, 141664, 147364, 161728, 168226, 168416, 199994, 208768, 247912, 248192, 258164, 283328, 294728, 323456, 336452, 336832, 399988, 451787, 495824, 516328, 566656, 588791, 589456, 672904, 673664, 699979, 799976, 903574, 991648, 1032656, 1177582, 1178912, 1226279, 1345808, 1399958, 1599952, 1807148, 1983296, 2065312, 2355164, 2357824, 2452558, 2691616, 2799916, 3199904, 3614296, 3966592, 4130624, 4710328, 4715648, 4905116, 5383232, 5599832, 6399808, 7228592, 8261248, 8583953, 9420656, 9810232, 10766464, 11199664, 12799616, 14457184, 17167906, 18841312, 19620464, 22399328, 23299301, 28914368, 34335812, 37682624, 39240928, 44798656, 46598602, 57828736, 68671624, 75365248, 78481856, 89597312, 93197204, 137343248, 156963712, 163095107, 186394408, 274686496, 326190214, 372788816, 549372992, 652380428, 745577632, 1098745984, 1304760856, 1491155264, 2609521712, 2982310528, 5219043424, 10438086848, 20876173696]

約数ペア:

[(1, 20876173696), (2, 10438086848), (4, 5219043424), (7, 2982310528), (8, 2609521712), (14, 1491155264), (16, 1304760856), (19, 1098745984), (28, 745577632), (32, 652380428), (38, 549372992), (56, 372788816), (64, 326190214), (76, 274686496), (112, 186394408), (128, 163095107), (133, 156963712), (152, 137343248), (224, 93197204), (233, 89597312), (266, 78481856), (277, 75365248), (304, 68671624), (361, 57828736), (448, 46598602), (466, 44798656), (532, 39240928), (554, 37682624), (608, 34335812), (722, 28914368), (896, 23299301), (932, 22399328), (1064, 19620464), (1108, 18841312), (1216, 17167906), (1444, 14457184), (1631, 12799616), (1864, 11199664), (1939, 10766464), (2128, 9810232), (2216, 9420656), (2432, 8583953), (2527, 8261248), (2888, 7228592), (3262, 6399808), (3728, 5599832), (3878, 5383232), (4256, 4905116), (4427, 4715648), (4432, 4710328), (5054, 4130624), (5263, 3966592), (5776, 3614296), (6524, 3199904), (7456, 2799916), (7756, 2691616), (8512, 2452558), (8854, 2357824), (8864, 2355164), (10108, 2065312), (10526, 1983296), (11552, 1807148), (13048, 1599952), (14912, 1399958), (15512, 1345808), (17024, 1226279), (17708, 1178912), (17728, 1177582), (20216, 1032656), (21052, 991648), (23104, 903574), (26096, 799976), (29824, 699979), (30989, 673664), (31024, 672904), (35416, 589456), (35456, 588791), (36841, 566656), (40432, 516328), (42104, 495824), (46208, 451787), (52192, 399988), (61978, 336832), (62048, 336452), (64541, 323456), (70832, 294728), (73682, 283328), (80864, 258164), (84113, 248192), (84208, 247912), (99997, 208768), (104384, 199994), (123956, 168416), (124096, 168226), (129082, 161728), (141664, 147364)]