20155855559

素因数分解:

$7^2\times {\mathrm{31}}^1\times {\mathrm{13269161}}^1$

素因数の和:13269206

約数の個数: 12

約数和(自身を含む): 24202951488

約数和(自身を除く): 4047095929

約数列:

[1, 7, 31, 49, 217, 1519, 13269161, 92884127, 411343991, 650188889, 2879407937, 20155855559]

約数ペア:

[(1, 20155855559), (7, 2879407937), (31, 650188889), (49, 411343991), (217, 92884127), (1519, 13269161)]