205787164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{4729}}^1$

素因数の和:4810

約数の個数: 48

約数和(自身を含む): 419569920

約数和(自身を除く): 213782756

約数列:

[1, 2, 4, 11, 22, 23, 43, 44, 46, 86, 92, 172, 253, 473, 506, 946, 989, 1012, 1892, 1978, 3956, 4729, 9458, 10879, 18916, 21758, 43516, 52019, 104038, 108767, 203347, 208076, 217534, 406694, 435068, 813388, 1196437, 2236817, 2392874, 4473634, 4676981, 4785748, 8947268, 9353962, 18707924, 51446791, 102893582, 205787164]

約数ペア:

[(1, 205787164), (2, 102893582), (4, 51446791), (11, 18707924), (22, 9353962), (23, 8947268), (43, 4785748), (44, 4676981), (46, 4473634), (86, 2392874), (92, 2236817), (172, 1196437), (253, 813388), (473, 435068), (506, 406694), (946, 217534), (989, 208076), (1012, 203347), (1892, 108767), (1978, 104038), (3956, 52019), (4729, 43516), (9458, 21758), (10879, 18916)]