20946485

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{9811}}^1$

素因数の和:9884

約数の個数: 16

約数和(自身を含む): 29200512

約数和(自身を除く): 8254027

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 9811, 49055, 68677, 343385, 598471, 2992355, 4189297, 20946485]

約数ペア:

[(1, 20946485), (5, 4189297), (7, 2992355), (35, 598471), (61, 343385), (305, 68677), (427, 49055), (2135, 9811)]