20722396864

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{1783}}^1$

素因数の和:2098

約数の個数: 112

約数和(自身を含む): 45232035520

約数和(自身を除く): 24509638656

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 208, 229, 244, 416, 458, 488, 793, 832, 916, 976, 1586, 1783, 1832, 1952, 2977, 3172, 3566, 3664, 3904, 5954, 6344, 7132, 7328, 11908, 12688, 13969, 14264, 14656, 23179, 23816, 25376, 27938, 28528, 46358, 47632, 50752, 55876, 57056, 92716, 95264, 108763, 111752, 114112, 181597, 185432, 190528, 217526, 223504, 363194, 370864, 408307, 435052, 447008, 726388, 741728, 816614, 870104, 894016, 1413919, 1452776, 1483456, 1633228, 1740208, 2827838, 2905552, 3266456, 3480416, 5307991, 5655676, 5811104, 6532912, 6960832, 10615982, 11311352, 11622208, 13065824, 21231964, 22622704, 24906727, 26131648, 42463928, 45245408, 49813454, 84927856, 90490816, 99626908, 169855712, 199253816, 323787451, 339711424, 398507632, 647574902, 797015264, 1295149804, 1594030528, 2590299608, 5180599216, 10361198432, 20722396864]

約数ペア:

[(1, 20722396864), (2, 10361198432), (4, 5180599216), (8, 2590299608), (13, 1594030528), (16, 1295149804), (26, 797015264), (32, 647574902), (52, 398507632), (61, 339711424), (64, 323787451), (104, 199253816), (122, 169855712), (208, 99626908), (229, 90490816), (244, 84927856), (416, 49813454), (458, 45245408), (488, 42463928), (793, 26131648), (832, 24906727), (916, 22622704), (976, 21231964), (1586, 13065824), (1783, 11622208), (1832, 11311352), (1952, 10615982), (2977, 6960832), (3172, 6532912), (3566, 5811104), (3664, 5655676), (3904, 5307991), (5954, 3480416), (6344, 3266456), (7132, 2905552), (7328, 2827838), (11908, 1740208), (12688, 1633228), (13969, 1483456), (14264, 1452776), (14656, 1413919), (23179, 894016), (23816, 870104), (25376, 816614), (27938, 741728), (28528, 726388), (46358, 447008), (47632, 435052), (50752, 408307), (55876, 370864), (57056, 363194), (92716, 223504), (95264, 217526), (108763, 190528), (111752, 185432), (114112, 181597)]