20692872

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 59105280

約数和(自身を除く): 38412408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 73, 93, 124, 127, 146, 186, 219, 248, 254, 279, 292, 372, 381, 438, 508, 558, 584, 657, 744, 762, 876, 1016, 1116, 1143, 1314, 1524, 1752, 2232, 2263, 2286, 2628, 3048, 3937, 4526, 4572, 5256, 6789, 7874, 9052, 9144, 9271, 11811, 13578, 15748, 18104, 18542, 20367, 23622, 27156, 27813, 31496, 35433, 37084, 40734, 47244, 54312, 55626, 70866, 74168, 81468, 83439, 94488, 111252, 141732, 162936, 166878, 222504, 283464, 287401, 333756, 574802, 667512, 862203, 1149604, 1724406, 2299208, 2586609, 3448812, 5173218, 6897624, 10346436, 20692872]

約数ペア:

[(1, 20692872), (2, 10346436), (3, 6897624), (4, 5173218), (6, 3448812), (8, 2586609), (9, 2299208), (12, 1724406), (18, 1149604), (24, 862203), (31, 667512), (36, 574802), (62, 333756), (72, 287401), (73, 283464), (93, 222504), (124, 166878), (127, 162936), (146, 141732), (186, 111252), (219, 94488), (248, 83439), (254, 81468), (279, 74168), (292, 70866), (372, 55626), (381, 54312), (438, 47244), (508, 40734), (558, 37084), (584, 35433), (657, 31496), (744, 27813), (762, 27156), (876, 23622), (1016, 20367), (1116, 18542), (1143, 18104), (1314, 15748), (1524, 13578), (1752, 11811), (2232, 9271), (2263, 9144), (2286, 9052), (2628, 7874), (3048, 6789), (3937, 5256), (4526, 4572)]