19485009

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{42451}}^1$

素因数の和:42477

約数の個数: 16

約数和(自身を含む): 30565440

約数和(自身を除く): 11080431

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 42451, 127353, 382059, 721667, 1146177, 2165001, 6495003, 19485009]

約数ペア:

[(1, 19485009), (3, 6495003), (9, 2165001), (17, 1146177), (27, 721667), (51, 382059), (153, 127353), (459, 42451)]