19645191

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{53239}}^1$

素因数の和:53286

約数の個数: 12

約数和(自身を含む): 29069040

約数和(自身を除く): 9423849

約数列:

[1, 3, 9, 41, 123, 369, 53239, 159717, 479151, 2182799, 6548397, 19645191]

約数ペア:

[(1, 19645191), (3, 6548397), (9, 2182799), (41, 479151), (123, 159717), (369, 53239)]