20673963

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{313}}^1$

素因数の和:539

約数の個数: 24

約数和(自身を含む): 30859920

約数和(自身を除く): 10185957

約数列:

[1, 3, 9, 41, 123, 179, 313, 369, 537, 939, 1611, 2817, 7339, 12833, 22017, 38499, 56027, 66051, 115497, 168081, 504243, 2297107, 6891321, 20673963]

約数ペア:

[(1, 20673963), (3, 6891321), (9, 2297107), (41, 504243), (123, 168081), (179, 115497), (313, 66051), (369, 56027), (537, 38499), (939, 22017), (1611, 12833), (2817, 7339)]