2080991169

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1352171}}^1$

素因数の和:1352202

約数の個数: 20

約数和(自身を含む): 3272256240

約数和(自身を除く): 1191265071

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1352171, 4056513, 12169539, 25691249, 36508617, 77073747, 109525851, 231221241, 693663723, 2080991169]

約数ペア:

[(1, 2080991169), (3, 693663723), (9, 231221241), (19, 109525851), (27, 77073747), (57, 36508617), (81, 25691249), (171, 12169539), (513, 4056513), (1539, 1352171)]