20172568869

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{117968239}}^1$

素因数の和:117968264

約数の個数: 12

約数和(自身を含む): 30671742400

約数和(自身を除く): 10499173531

約数列:

[1, 3, 9, 19, 57, 171, 117968239, 353904717, 1061714151, 2241396541, 6724189623, 20172568869]

約数ペア:

[(1, 20172568869), (3, 6724189623), (9, 2241396541), (19, 1061714151), (57, 353904717), (171, 117968239)]