20366423

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13921}}^1$

素因数の和:13958

約数の個数: 16

約数和(自身を含む): 26730240

約数和(自身を除く): 6363817

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 13921, 97447, 153131, 264499, 1071917, 1851493, 2909489, 20366423]

約数ペア:

[(1, 20366423), (7, 2909489), (11, 1851493), (19, 1071917), (77, 264499), (133, 153131), (209, 97447), (1463, 13921)]