18785433

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2371}}^1$

素因数の和:2532

約数の個数: 16

約数和(自身を含む): 26566400

約数和(自身を除く): 7780967

約数列:

[1, 3, 19, 57, 139, 417, 2371, 2641, 7113, 7923, 45049, 135147, 329569, 988707, 6261811, 18785433]

約数ペア:

[(1, 18785433), (3, 6261811), (19, 988707), (57, 329569), (139, 135147), (417, 45049), (2371, 7923), (2641, 7113)]