2019054519

素因数分解:

$3^4\times {\mathrm{1637}}^1\times {\mathrm{15227}}^1$

素因数の和:16876

約数の個数: 20

約数和(自身を含む): 3018159144

約数和(自身を除く): 999104625

約数列:

[1, 3, 9, 27, 81, 1637, 4911, 14733, 15227, 44199, 45681, 132597, 137043, 411129, 1233387, 24926599, 74779797, 224339391, 673018173, 2019054519]

約数ペア:

[(1, 2019054519), (3, 673018173), (9, 224339391), (27, 74779797), (81, 24926599), (1637, 1233387), (4911, 411129), (14733, 137043), (15227, 132597), (44199, 45681)]