20160957256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{8147}}^1$

素因数の和:8686

約数の個数: 64

約数和(自身を含む): 42010436160

約数和(自身を除く): 21849478904

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 461, 488, 671, 922, 1342, 1844, 2684, 3688, 5071, 5368, 8147, 10142, 16294, 20284, 28121, 32588, 40568, 56242, 65176, 89617, 112484, 179234, 224968, 309331, 358468, 496967, 618662, 716936, 993934, 1237324, 1987868, 2474648, 3755767, 3975736, 5466637, 7511534, 10933274, 15023068, 21866548, 30046136, 41313437, 43733096, 82626874, 165253748, 229101787, 330507496, 458203574, 916407148, 1832814296, 2520119657, 5040239314, 10080478628, 20160957256]

約数ペア:

[(1, 20160957256), (2, 10080478628), (4, 5040239314), (8, 2520119657), (11, 1832814296), (22, 916407148), (44, 458203574), (61, 330507496), (88, 229101787), (122, 165253748), (244, 82626874), (461, 43733096), (488, 41313437), (671, 30046136), (922, 21866548), (1342, 15023068), (1844, 10933274), (2684, 7511534), (3688, 5466637), (5071, 3975736), (5368, 3755767), (8147, 2474648), (10142, 1987868), (16294, 1237324), (20284, 993934), (28121, 716936), (32588, 618662), (40568, 496967), (56242, 358468), (65176, 309331), (89617, 224968), (112484, 179234)]