20163022978

素因数分解:

$2^1\times 7^1\times {\mathrm{3371}}^1\times {\mathrm{427237}}^1$

素因数の和:430617

約数の個数: 16

約数和(自身を含む): 34575516864

約数和(自身を除く): 14412493886

約数列:

[1, 2, 7, 14, 3371, 6742, 23597, 47194, 427237, 854474, 2990659, 5981318, 1440215927, 2880431854, 10081511489, 20163022978]

約数ペア:

[(1, 20163022978), (2, 10081511489), (7, 2880431854), (14, 1440215927), (3371, 5981318), (6742, 2990659), (23597, 854474), (47194, 427237)]