19395963

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{42257}}^1$

素因数の和:42283

約数の個数: 16

約数和(自身を含む): 30425760

約数和(自身を除く): 11029797

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 42257, 126771, 380313, 718369, 1140939, 2155107, 6465321, 19395963]

約数ペア:

[(1, 19395963), (3, 6465321), (9, 2155107), (17, 1140939), (27, 718369), (51, 380313), (153, 126771), (459, 42257)]