20795557

素因数分解:

${\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 22628160

約数和(自身を除く): 1832603

約数列:

[1, 19, 53, 107, 193, 1007, 2033, 3667, 5671, 10229, 20651, 107749, 194351, 392369, 1094503, 20795557]

約数ペア:

[(1, 20795557), (19, 1094503), (53, 392369), (107, 194351), (193, 107749), (1007, 20651), (2033, 10229), (3667, 5671)]