19716654

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{80149}}^1$

素因数の和:80195

約数の個数: 16

約数和(自身を含む): 40395600

約数和(自身を除く): 20678946

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 80149, 160298, 240447, 480894, 3286109, 6572218, 9858327, 19716654]

約数ペア:

[(1, 19716654), (2, 9858327), (3, 6572218), (6, 3286109), (41, 480894), (82, 240447), (123, 160298), (246, 80149)]