19537143

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2749}}^1$

素因数の和:2878

約数の個数: 16

約数和(自身を含む): 27456000

約数和(自身を除く): 7918857

約数列:

[1, 3, 23, 69, 103, 309, 2369, 2749, 7107, 8247, 63227, 189681, 283147, 849441, 6512381, 19537143]

約数ペア:

[(1, 19537143), (3, 6512381), (23, 849441), (69, 283147), (103, 189681), (309, 63227), (2369, 8247), (2749, 7107)]