20390896

素因数分解:

$2^4\times {\mathrm{727}}^1\times {\mathrm{1753}}^1$

素因数の和:2488

約数の個数: 20

約数和(自身を含む): 39584272

約数和(自身を除く): 19193376

約数列:

[1, 2, 4, 8, 16, 727, 1454, 1753, 2908, 3506, 5816, 7012, 11632, 14024, 28048, 1274431, 2548862, 5097724, 10195448, 20390896]

約数ペア:

[(1, 20390896), (2, 10195448), (4, 5097724), (8, 2548862), (16, 1274431), (727, 28048), (1454, 14024), (1753, 11632), (2908, 7012), (3506, 5816)]