18982153

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:392

約数の個数: 16

約数和(自身を含む): 20736000

約数和(自身を除く): 1753847

約数列:

[1, 23, 29, 149, 191, 667, 3427, 4321, 4393, 5539, 28459, 99383, 127397, 654557, 825311, 18982153]

約数ペア:

[(1, 18982153), (23, 825311), (29, 654557), (149, 127397), (191, 99383), (667, 28459), (3427, 5539), (4321, 4393)]