19180989

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{17327}}^1$

素因数の和:17377

約数の個数: 16

約数和(自身を含む): 29111040

約数和(自身を除く): 9930051

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 17327, 51981, 155943, 467829, 710407, 2131221, 6393663, 19180989]

約数ペア:

[(1, 19180989), (3, 6393663), (9, 2131221), (27, 710407), (41, 467829), (123, 155943), (369, 51981), (1107, 17327)]