20289702944

素因数分解:

$2^5\times 7^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{11923}}^1$

素因数の和:12118

約数の個数: 96

約数和(自身を含む): 46731396096

約数和(自身を除く): 26441693152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 71, 107, 112, 142, 214, 224, 284, 428, 497, 568, 749, 856, 994, 1136, 1498, 1712, 1988, 2272, 2996, 3424, 3976, 5992, 7597, 7952, 11923, 11984, 15194, 15904, 23846, 23968, 30388, 47692, 53179, 60776, 83461, 95384, 106358, 121552, 166922, 190768, 212716, 243104, 333844, 381536, 425432, 667688, 846533, 850864, 1275761, 1335376, 1693066, 1701728, 2551522, 2670752, 3386132, 5103044, 5925731, 6772264, 8930327, 10206088, 11851462, 13544528, 17860654, 20412176, 23702924, 27089056, 35721308, 40824352, 47405848, 71442616, 90579031, 94811696, 142885232, 181158062, 189623392, 285770464, 362316124, 634053217, 724632248, 1268106434, 1449264496, 2536212868, 2898528992, 5072425736, 10144851472, 20289702944]

約数ペア:

[(1, 20289702944), (2, 10144851472), (4, 5072425736), (7, 2898528992), (8, 2536212868), (14, 1449264496), (16, 1268106434), (28, 724632248), (32, 634053217), (56, 362316124), (71, 285770464), (107, 189623392), (112, 181158062), (142, 142885232), (214, 94811696), (224, 90579031), (284, 71442616), (428, 47405848), (497, 40824352), (568, 35721308), (749, 27089056), (856, 23702924), (994, 20412176), (1136, 17860654), (1498, 13544528), (1712, 11851462), (1988, 10206088), (2272, 8930327), (2996, 6772264), (3424, 5925731), (3976, 5103044), (5992, 3386132), (7597, 2670752), (7952, 2551522), (11923, 1701728), (11984, 1693066), (15194, 1335376), (15904, 1275761), (23846, 850864), (23968, 846533), (30388, 667688), (47692, 425432), (53179, 381536), (60776, 333844), (83461, 243104), (95384, 212716), (106358, 190768), (121552, 166922)]