19001397385

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1\times {\mathrm{107843}}^1$

素因数の和:108248

約数の個数: 16

約数和(自身を含む): 23061360960

約数和(自身を除く): 4059963575

約数列:

[1, 5, 131, 269, 655, 1345, 35239, 107843, 176195, 539215, 14127433, 29009767, 70637165, 145048835, 3800279477, 19001397385]

約数ペア:

[(1, 19001397385), (5, 3800279477), (131, 145048835), (269, 70637165), (655, 29009767), (1345, 14127433), (35239, 539215), (107843, 176195)]