20292220672

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73327}}^1$

素因数の和:73413

約数の個数: 72

約数和(自身を含む): 43166140416

約数和(自身を除く): 22873919744

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 128, 184, 188, 256, 368, 376, 736, 752, 1081, 1472, 1504, 2162, 2944, 3008, 4324, 5888, 6016, 8648, 12032, 17296, 34592, 69184, 73327, 138368, 146654, 276736, 293308, 586616, 1173232, 1686521, 2346464, 3373042, 3446369, 4692928, 6746084, 6892738, 9385856, 13492168, 13785476, 18771712, 26984336, 27570952, 53968672, 55141904, 79266487, 107937344, 110283808, 158532974, 215874688, 220567616, 317065948, 431749376, 441135232, 634131896, 882270464, 1268263792, 2536527584, 5073055168, 10146110336, 20292220672]

約数ペア:

[(1, 20292220672), (2, 10146110336), (4, 5073055168), (8, 2536527584), (16, 1268263792), (23, 882270464), (32, 634131896), (46, 441135232), (47, 431749376), (64, 317065948), (92, 220567616), (94, 215874688), (128, 158532974), (184, 110283808), (188, 107937344), (256, 79266487), (368, 55141904), (376, 53968672), (736, 27570952), (752, 26984336), (1081, 18771712), (1472, 13785476), (1504, 13492168), (2162, 9385856), (2944, 6892738), (3008, 6746084), (4324, 4692928), (5888, 3446369), (6016, 3373042), (8648, 2346464), (12032, 1686521), (17296, 1173232), (34592, 586616), (69184, 293308), (73327, 276736), (138368, 146654)]