19067705

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:856

約数の個数: 16

約数和(自身を含む): 23626944

約数和(自身を除く): 4559239

約数列:

[1, 5, 43, 131, 215, 655, 677, 3385, 5633, 28165, 29111, 88687, 145555, 443435, 3813541, 19067705]

約数ペア:

[(1, 19067705), (5, 3813541), (43, 443435), (131, 145555), (215, 88687), (655, 29111), (677, 28165), (3385, 5633)]