20199407249

素因数分解:

$7^2\times {\mathrm{107}}^1\times {\mathrm{3852643}}^1$

素因数の和:3852764

約数の個数: 12

約数和(自身を含む): 23716876464

約数和(自身を除く): 3517469215

約数列:

[1, 7, 49, 107, 749, 5243, 3852643, 26968501, 188779507, 412232801, 2885629607, 20199407249]

約数ペア:

[(1, 20199407249), (7, 2885629607), (49, 412232801), (107, 188779507), (749, 26968501), (5243, 3852643)]