20160052

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1811}}^1$

素因数の和:1860

約数の個数: 36

約数和(自身を含む): 40487328

約数和(自身を除く): 20327276

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 242, 253, 484, 506, 1012, 1811, 2783, 3622, 5566, 7244, 11132, 19921, 39842, 41653, 79684, 83306, 166612, 219131, 438262, 458183, 876524, 916366, 1832732, 5040013, 10080026, 20160052]

約数ペア:

[(1, 20160052), (2, 10080026), (4, 5040013), (11, 1832732), (22, 916366), (23, 876524), (44, 458183), (46, 438262), (92, 219131), (121, 166612), (242, 83306), (253, 79684), (484, 41653), (506, 39842), (1012, 19921), (1811, 11132), (2783, 7244), (3622, 5566)]