2660228019

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{15556889}}^1$

素因数の和:15556914

約数の個数: 12

約数和(自身を含む): 4044791400

約数和(自身を除く): 1384563381

約数列:

[1, 3, 9, 19, 57, 171, 15556889, 46670667, 140012001, 295580891, 886742673, 2660228019]

約数ペア:

[(1, 2660228019), (3, 886742673), (9, 295580891), (19, 140012001), (57, 46670667), (171, 15556889)]