19768672

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 49641984

約数和(自身を除く): 29873312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 71, 77, 88, 112, 113, 142, 154, 176, 224, 226, 284, 308, 352, 452, 497, 568, 616, 781, 791, 904, 994, 1136, 1232, 1243, 1562, 1582, 1808, 1988, 2272, 2464, 2486, 3124, 3164, 3616, 3976, 4972, 5467, 6248, 6328, 7952, 8023, 8701, 9944, 10934, 12496, 12656, 15904, 16046, 17402, 19888, 21868, 24992, 25312, 32092, 34804, 39776, 43736, 56161, 64184, 69608, 87472, 88253, 112322, 128368, 139216, 174944, 176506, 224644, 256736, 278432, 353012, 449288, 617771, 706024, 898576, 1235542, 1412048, 1797152, 2471084, 2824096, 4942168, 9884336, 19768672]

約数ペア:

[(1, 19768672), (2, 9884336), (4, 4942168), (7, 2824096), (8, 2471084), (11, 1797152), (14, 1412048), (16, 1235542), (22, 898576), (28, 706024), (32, 617771), (44, 449288), (56, 353012), (71, 278432), (77, 256736), (88, 224644), (112, 176506), (113, 174944), (142, 139216), (154, 128368), (176, 112322), (224, 88253), (226, 87472), (284, 69608), (308, 64184), (352, 56161), (452, 43736), (497, 39776), (568, 34804), (616, 32092), (781, 25312), (791, 24992), (904, 21868), (994, 19888), (1136, 17402), (1232, 16046), (1243, 15904), (1562, 12656), (1582, 12496), (1808, 10934), (1988, 9944), (2272, 8701), (2464, 8023), (2486, 7952), (3124, 6328), (3164, 6248), (3616, 5467), (3976, 4972)]