20039495

素因数分解:

$5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5351}}^1$

素因数の和:5470

約数の個数: 16

約数和(自身を含む): 27744768

約数和(自身を除く): 7705273

約数列:

[1, 5, 7, 35, 107, 535, 749, 3745, 5351, 26755, 37457, 187285, 572557, 2862785, 4007899, 20039495]

約数ペア:

[(1, 20039495), (5, 4007899), (7, 2862785), (35, 572557), (107, 187285), (535, 37457), (749, 26755), (3745, 5351)]