19946651648

素因数分解:

$2^{14}\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:306

約数の個数: 240

約数和(自身を含む): 50556597504

約数和(自身を除く): 30609945856

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 97, 112, 128, 154, 163, 176, 194, 224, 256, 308, 326, 352, 388, 448, 512, 616, 652, 679, 704, 776, 896, 1024, 1067, 1141, 1232, 1304, 1358, 1408, 1552, 1792, 1793, 2048, 2134, 2282, 2464, 2608, 2716, 2816, 3104, 3584, 3586, 4096, 4268, 4564, 4928, 5216, 5432, 5632, 6208, 7168, 7172, 7469, 8192, 8536, 9128, 9856, 10432, 10864, 11264, 12416, 12551, 14336, 14344, 14938, 15811, 16384, 17072, 18256, 19712, 20864, 21728, 22528, 24832, 25102, 28672, 28688, 29876, 31622, 34144, 36512, 39424, 41728, 43456, 45056, 49664, 50204, 57344, 57376, 59752, 63244, 68288, 73024, 78848, 83456, 86912, 90112, 99328, 100408, 110677, 114688, 114752, 119504, 126488, 136576, 146048, 157696, 166912, 173824, 173921, 180224, 198656, 200816, 221354, 229504, 239008, 252976, 273152, 292096, 315392, 333824, 347648, 347842, 397312, 401632, 442708, 459008, 478016, 505952, 546304, 584192, 630784, 667648, 695296, 695684, 794624, 803264, 885416, 918016, 956032, 1011904, 1092608, 1168384, 1217447, 1261568, 1335296, 1390592, 1391368, 1589248, 1606528, 1770832, 1836032, 1912064, 2023808, 2185216, 2336768, 2434894, 2670592, 2781184, 2782736, 3213056, 3541664, 3672064, 3824128, 4047616, 4370432, 4673536, 4869788, 5562368, 5565472, 6426112, 7083328, 7344128, 7648256, 8095232, 8740864, 9347072, 9739576, 11124736, 11130944, 12852224, 14166656, 14688256, 15296512, 16190464, 17481728, 18694144, 19479152, 22261888, 25704448, 28333312, 29376512, 30593024, 32380928, 38958304, 44523776, 51408896, 56666624, 61186048, 64761856, 77916608, 89047552, 102817792, 113333248, 122372096, 129523712, 155833216, 178095104, 205635584, 226666496, 259047424, 311666432, 356190208, 453332992, 623332864, 712380416, 906665984, 1246665728, 1424760832, 1813331968, 2493331456, 2849521664, 4986662912, 9973325824, 19946651648]

約数ペア:

[(1, 19946651648), (2, 9973325824), (4, 4986662912), (7, 2849521664), (8, 2493331456), (11, 1813331968), (14, 1424760832), (16, 1246665728), (22, 906665984), (28, 712380416), (32, 623332864), (44, 453332992), (56, 356190208), (64, 311666432), (77, 259047424), (88, 226666496), (97, 205635584), (112, 178095104), (128, 155833216), (154, 129523712), (163, 122372096), (176, 113333248), (194, 102817792), (224, 89047552), (256, 77916608), (308, 64761856), (326, 61186048), (352, 56666624), (388, 51408896), (448, 44523776), (512, 38958304), (616, 32380928), (652, 30593024), (679, 29376512), (704, 28333312), (776, 25704448), (896, 22261888), (1024, 19479152), (1067, 18694144), (1141, 17481728), (1232, 16190464), (1304, 15296512), (1358, 14688256), (1408, 14166656), (1552, 12852224), (1792, 11130944), (1793, 11124736), (2048, 9739576), (2134, 9347072), (2282, 8740864), (2464, 8095232), (2608, 7648256), (2716, 7344128), (2816, 7083328), (3104, 6426112), (3584, 5565472), (3586, 5562368), (4096, 4869788), (4268, 4673536), (4564, 4370432), (4928, 4047616), (5216, 3824128), (5432, 3672064), (5632, 3541664), (6208, 3213056), (7168, 2782736), (7172, 2781184), (7469, 2670592), (8192, 2434894), (8536, 2336768), (9128, 2185216), (9856, 2023808), (10432, 1912064), (10864, 1836032), (11264, 1770832), (12416, 1606528), (12551, 1589248), (14336, 1391368), (14344, 1390592), (14938, 1335296), (15811, 1261568), (16384, 1217447), (17072, 1168384), (18256, 1092608), (19712, 1011904), (20864, 956032), (21728, 918016), (22528, 885416), (24832, 803264), (25102, 794624), (28672, 695684), (28688, 695296), (29876, 667648), (31622, 630784), (34144, 584192), (36512, 546304), (39424, 505952), (41728, 478016), (43456, 459008), (45056, 442708), (49664, 401632), (50204, 397312), (57344, 347842), (57376, 347648), (59752, 333824), (63244, 315392), (68288, 292096), (73024, 273152), (78848, 252976), (83456, 239008), (86912, 229504), (90112, 221354), (99328, 200816), (100408, 198656), (110677, 180224), (114688, 173921), (114752, 173824), (119504, 166912), (126488, 157696), (136576, 146048)]