20894031872

素因数分解:

$2^{13}\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:330

約数の個数: 224

約数和(自身を含む): 50999623680

約数和(自身を除く): 30105591808

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 127, 128, 133, 151, 152, 224, 254, 256, 266, 302, 304, 448, 508, 512, 532, 604, 608, 889, 896, 1016, 1024, 1057, 1064, 1208, 1216, 1778, 1792, 2032, 2048, 2114, 2128, 2413, 2416, 2432, 2869, 3556, 3584, 4064, 4096, 4228, 4256, 4826, 4832, 4864, 5738, 7112, 7168, 8128, 8192, 8456, 8512, 9652, 9664, 9728, 11476, 14224, 14336, 16256, 16891, 16912, 17024, 19177, 19304, 19328, 19456, 20083, 22952, 28448, 28672, 32512, 33782, 33824, 34048, 38354, 38608, 38656, 38912, 40166, 45904, 56896, 57344, 65024, 67564, 67648, 68096, 76708, 77216, 77312, 77824, 80332, 91808, 113792, 130048, 134239, 135128, 135296, 136192, 153416, 154432, 154624, 155648, 160664, 183616, 227584, 260096, 268478, 270256, 270592, 272384, 306832, 308864, 309248, 321328, 364363, 367232, 455168, 520192, 536956, 540512, 541184, 544768, 613664, 617728, 618496, 642656, 728726, 734464, 910336, 1040384, 1073912, 1081024, 1082368, 1089536, 1227328, 1235456, 1236992, 1285312, 1457452, 1468928, 1820672, 2147824, 2162048, 2164736, 2454656, 2470912, 2550541, 2570624, 2914904, 2937856, 3641344, 4295648, 4324096, 4329472, 4909312, 4941824, 5101082, 5141248, 5829808, 5875712, 7282688, 8591296, 8648192, 8658944, 9818624, 9883648, 10202164, 10282496, 11659616, 11751424, 17182592, 17296384, 19637248, 19767296, 20404328, 20564992, 23319232, 23502848, 34365184, 34592768, 39274496, 40808656, 41129984, 46638464, 68730368, 69185536, 78548992, 81617312, 82259968, 93276928, 137460736, 138371072, 157097984, 163234624, 164519936, 186553856, 274921472, 326469248, 373107712, 549842944, 652938496, 746215424, 1099685888, 1305876992, 1492430848, 2611753984, 2984861696, 5223507968, 10447015936, 20894031872]

約数ペア:

[(1, 20894031872), (2, 10447015936), (4, 5223507968), (7, 2984861696), (8, 2611753984), (14, 1492430848), (16, 1305876992), (19, 1099685888), (28, 746215424), (32, 652938496), (38, 549842944), (56, 373107712), (64, 326469248), (76, 274921472), (112, 186553856), (127, 164519936), (128, 163234624), (133, 157097984), (151, 138371072), (152, 137460736), (224, 93276928), (254, 82259968), (256, 81617312), (266, 78548992), (302, 69185536), (304, 68730368), (448, 46638464), (508, 41129984), (512, 40808656), (532, 39274496), (604, 34592768), (608, 34365184), (889, 23502848), (896, 23319232), (1016, 20564992), (1024, 20404328), (1057, 19767296), (1064, 19637248), (1208, 17296384), (1216, 17182592), (1778, 11751424), (1792, 11659616), (2032, 10282496), (2048, 10202164), (2114, 9883648), (2128, 9818624), (2413, 8658944), (2416, 8648192), (2432, 8591296), (2869, 7282688), (3556, 5875712), (3584, 5829808), (4064, 5141248), (4096, 5101082), (4228, 4941824), (4256, 4909312), (4826, 4329472), (4832, 4324096), (4864, 4295648), (5738, 3641344), (7112, 2937856), (7168, 2914904), (8128, 2570624), (8192, 2550541), (8456, 2470912), (8512, 2454656), (9652, 2164736), (9664, 2162048), (9728, 2147824), (11476, 1820672), (14224, 1468928), (14336, 1457452), (16256, 1285312), (16891, 1236992), (16912, 1235456), (17024, 1227328), (19177, 1089536), (19304, 1082368), (19328, 1081024), (19456, 1073912), (20083, 1040384), (22952, 910336), (28448, 734464), (28672, 728726), (32512, 642656), (33782, 618496), (33824, 617728), (34048, 613664), (38354, 544768), (38608, 541184), (38656, 540512), (38912, 536956), (40166, 520192), (45904, 455168), (56896, 367232), (57344, 364363), (65024, 321328), (67564, 309248), (67648, 308864), (68096, 306832), (76708, 272384), (77216, 270592), (77312, 270256), (77824, 268478), (80332, 260096), (91808, 227584), (113792, 183616), (130048, 160664), (134239, 155648), (135128, 154624), (135296, 154432), (136192, 153416)]