20354451

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{937}}^1$

素因数の和:1510

約数の個数: 16

約数和(自身を含む): 29310624

約数和(自身を除く): 8956173

約数列:

[1, 3, 13, 39, 557, 937, 1671, 2811, 7241, 12181, 21723, 36543, 521909, 1565727, 6784817, 20354451]

約数ペア:

[(1, 20354451), (3, 6784817), (13, 1565727), (39, 521909), (557, 36543), (937, 21723), (1671, 12181), (2811, 7241)]