20166861

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1621}}^1$

素因数の和:1677

約数の個数: 32

約数和(自身を含む): 32699520

約数和(自身を除く): 12532659

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 1621, 4147, 4863, 12441, 17831, 21073, 47009, 53493, 63219, 141027, 231803, 517099, 611117, 695409, 1551297, 1833351, 6722287, 20166861]

約数ペア:

[(1, 20166861), (3, 6722287), (11, 1833351), (13, 1551297), (29, 695409), (33, 611117), (39, 517099), (87, 231803), (143, 141027), (319, 63219), (377, 53493), (429, 47009), (957, 21073), (1131, 17831), (1621, 12441), (4147, 4863)]