20597166

素因数分解:

$2^1\times 3^7\times {\mathrm{17}}^1\times {\mathrm{277}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 49239360

約数和(自身を除く): 28642194

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 277, 306, 459, 486, 554, 729, 831, 918, 1377, 1458, 1662, 2187, 2493, 2754, 4131, 4374, 4709, 4986, 7479, 8262, 9418, 12393, 14127, 14958, 22437, 24786, 28254, 37179, 42381, 44874, 67311, 74358, 84762, 127143, 134622, 201933, 254286, 381429, 403866, 605799, 762858, 1144287, 1211598, 2288574, 3432861, 6865722, 10298583, 20597166]

約数ペア:

[(1, 20597166), (2, 10298583), (3, 6865722), (6, 3432861), (9, 2288574), (17, 1211598), (18, 1144287), (27, 762858), (34, 605799), (51, 403866), (54, 381429), (81, 254286), (102, 201933), (153, 134622), (162, 127143), (243, 84762), (277, 74358), (306, 67311), (459, 44874), (486, 42381), (554, 37179), (729, 28254), (831, 24786), (918, 22437), (1377, 14958), (1458, 14127), (1662, 12393), (2187, 9418), (2493, 8262), (2754, 7479), (4131, 4986), (4374, 4709)]