20669927936

素因数分解:

$2^9\times 7^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:575

約数の個数: 240

約数和(自身を含む): 51183063360

約数和(自身を除く): 30513135424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 103, 112, 128, 133, 152, 196, 206, 224, 256, 266, 304, 392, 412, 421, 448, 512, 532, 608, 721, 784, 824, 842, 896, 931, 1064, 1216, 1442, 1568, 1648, 1684, 1792, 1862, 1957, 2128, 2432, 2884, 2947, 3136, 3296, 3368, 3584, 3724, 3914, 4256, 4864, 5047, 5768, 5894, 6272, 6592, 6736, 7448, 7828, 7999, 8512, 9728, 10094, 11536, 11788, 12544, 13184, 13472, 13699, 14896, 15656, 15998, 17024, 20188, 20629, 23072, 23576, 25088, 26368, 26944, 27398, 29792, 31312, 31996, 34048, 40376, 41258, 43363, 46144, 47152, 52736, 53888, 54796, 55993, 59584, 62624, 63992, 68096, 80752, 82516, 86726, 92288, 94304, 95893, 107776, 109592, 111986, 119168, 125248, 127984, 161504, 165032, 173452, 184576, 188608, 191786, 215552, 219184, 223972, 238336, 250496, 255968, 303541, 323008, 330064, 346904, 369152, 377216, 383572, 391951, 438368, 447944, 476672, 500992, 511936, 607082, 646016, 660128, 693808, 754432, 767144, 783902, 823897, 876736, 895888, 1001984, 1023872, 1214164, 1292032, 1320256, 1387616, 1508864, 1534288, 1567804, 1647794, 1753472, 1791776, 2047744, 2124787, 2428328, 2584064, 2640512, 2775232, 3068576, 3135608, 3295588, 3506944, 3583552, 4095488, 4249574, 4856656, 5281024, 5550464, 5767279, 6137152, 6271216, 6591176, 7013888, 7167104, 8499148, 9713312, 10562048, 11100928, 11534558, 12274304, 12542432, 13182352, 14334208, 16998296, 19426624, 22201856, 23069116, 24548608, 25084864, 26364704, 28668416, 33996592, 38853248, 40370953, 46138232, 49097216, 50169728, 52729408, 67993184, 77706496, 80741906, 92276464, 100339456, 105458816, 135986368, 155412992, 161483812, 184552928, 200678912, 210917632, 271972736, 322967624, 369105856, 421835264, 543945472, 645935248, 738211712, 1087890944, 1291870496, 1476423424, 2583740992, 2952846848, 5167481984, 10334963968, 20669927936]

約数ペア:

[(1, 20669927936), (2, 10334963968), (4, 5167481984), (7, 2952846848), (8, 2583740992), (14, 1476423424), (16, 1291870496), (19, 1087890944), (28, 738211712), (32, 645935248), (38, 543945472), (49, 421835264), (56, 369105856), (64, 322967624), (76, 271972736), (98, 210917632), (103, 200678912), (112, 184552928), (128, 161483812), (133, 155412992), (152, 135986368), (196, 105458816), (206, 100339456), (224, 92276464), (256, 80741906), (266, 77706496), (304, 67993184), (392, 52729408), (412, 50169728), (421, 49097216), (448, 46138232), (512, 40370953), (532, 38853248), (608, 33996592), (721, 28668416), (784, 26364704), (824, 25084864), (842, 24548608), (896, 23069116), (931, 22201856), (1064, 19426624), (1216, 16998296), (1442, 14334208), (1568, 13182352), (1648, 12542432), (1684, 12274304), (1792, 11534558), (1862, 11100928), (1957, 10562048), (2128, 9713312), (2432, 8499148), (2884, 7167104), (2947, 7013888), (3136, 6591176), (3296, 6271216), (3368, 6137152), (3584, 5767279), (3724, 5550464), (3914, 5281024), (4256, 4856656), (4864, 4249574), (5047, 4095488), (5768, 3583552), (5894, 3506944), (6272, 3295588), (6592, 3135608), (6736, 3068576), (7448, 2775232), (7828, 2640512), (7999, 2584064), (8512, 2428328), (9728, 2124787), (10094, 2047744), (11536, 1791776), (11788, 1753472), (12544, 1647794), (13184, 1567804), (13472, 1534288), (13699, 1508864), (14896, 1387616), (15656, 1320256), (15998, 1292032), (17024, 1214164), (20188, 1023872), (20629, 1001984), (23072, 895888), (23576, 876736), (25088, 823897), (26368, 783902), (26944, 767144), (27398, 754432), (29792, 693808), (31312, 660128), (31996, 646016), (34048, 607082), (40376, 511936), (41258, 500992), (43363, 476672), (46144, 447944), (47152, 438368), (52736, 391951), (53888, 383572), (54796, 377216), (55993, 369152), (59584, 346904), (62624, 330064), (63992, 323008), (68096, 303541), (80752, 255968), (82516, 250496), (86726, 238336), (92288, 223972), (94304, 219184), (95893, 215552), (107776, 191786), (109592, 188608), (111986, 184576), (119168, 173452), (125248, 165032), (127984, 161504)]