1970206973

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{20143}}^1$

素因数の和:20396

約数の個数: 16

約数和(自身を含む): 2291581440

約数和(自身を除く): 321374467

約数列:

[1, 7, 89, 157, 623, 1099, 13973, 20143, 97811, 141001, 1792727, 3162451, 12549089, 22137157, 281458139, 1970206973]

約数ペア:

[(1, 1970206973), (7, 281458139), (89, 22137157), (157, 12549089), (623, 3162451), (1099, 1792727), (13973, 141001), (20143, 97811)]