20145514617

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{13090003}}^1$

素因数の和:13090034

約数の個数: 20

約数和(自身を含む): 31677809680

約数和(自身を除く): 11532295063

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 13090003, 39270009, 117810027, 248710057, 353430081, 746130171, 1060290243, 2238390513, 6715171539, 20145514617]

約数ペア:

[(1, 20145514617), (3, 6715171539), (9, 2238390513), (19, 1060290243), (27, 746130171), (57, 353430081), (81, 248710057), (171, 117810027), (513, 39270009), (1539, 13090003)]