2019988155

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{891827}}^1$

素因数の和:891986

約数の個数: 16

約数和(自身を含む): 3253388544

約数和(自身を除く): 1233400389

約数列:

[1, 3, 5, 15, 151, 453, 755, 2265, 891827, 2675481, 4459135, 13377405, 134665877, 403997631, 673329385, 2019988155]

約数ペア:

[(1, 2019988155), (3, 673329385), (5, 403997631), (15, 134665877), (151, 13377405), (453, 4459135), (755, 2675481), (2265, 891827)]