20117833568

素因数分解:

$2^5\times 7^3\times {\mathrm{23}}^1\times {\mathrm{79691}}^1$

素因数の和:79745

約数の個数: 96

約数和(自身を含む): 48197721600

約数和(自身を除く): 28079888032

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 92, 98, 112, 161, 184, 196, 224, 322, 343, 368, 392, 644, 686, 736, 784, 1127, 1288, 1372, 1568, 2254, 2576, 2744, 4508, 5152, 5488, 7889, 9016, 10976, 15778, 18032, 31556, 36064, 63112, 79691, 126224, 159382, 252448, 318764, 557837, 637528, 1115674, 1275056, 1832893, 2231348, 2550112, 3665786, 3904859, 4462696, 7331572, 7809718, 8925392, 12830251, 14663144, 15619436, 17850784, 25660502, 27334013, 29326288, 31238872, 51321004, 54668026, 58652576, 62477744, 89811757, 102642008, 109336052, 124955488, 179623514, 205284016, 218672104, 359247028, 410568032, 437344208, 628682299, 718494056, 874688416, 1257364598, 1436988112, 2514729196, 2873976224, 5029458392, 10058916784, 20117833568]

約数ペア:

[(1, 20117833568), (2, 10058916784), (4, 5029458392), (7, 2873976224), (8, 2514729196), (14, 1436988112), (16, 1257364598), (23, 874688416), (28, 718494056), (32, 628682299), (46, 437344208), (49, 410568032), (56, 359247028), (92, 218672104), (98, 205284016), (112, 179623514), (161, 124955488), (184, 109336052), (196, 102642008), (224, 89811757), (322, 62477744), (343, 58652576), (368, 54668026), (392, 51321004), (644, 31238872), (686, 29326288), (736, 27334013), (784, 25660502), (1127, 17850784), (1288, 15619436), (1372, 14663144), (1568, 12830251), (2254, 8925392), (2576, 7809718), (2744, 7331572), (4508, 4462696), (5152, 3904859), (5488, 3665786), (7889, 2550112), (9016, 2231348), (10976, 1832893), (15778, 1275056), (18032, 1115674), (31556, 637528), (36064, 557837), (63112, 318764), (79691, 252448), (126224, 159382)]