20147499

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{3559}}^1$

素因数の和:3619

約数の個数: 24

約数和(自身を含む): 31655520

約数和(自身を除く): 11508021

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 333, 629, 1887, 3559, 5661, 10677, 32031, 60503, 131683, 181509, 395049, 544527, 1185147, 2238611, 6715833, 20147499]

約数ペア:

[(1, 20147499), (3, 6715833), (9, 2238611), (17, 1185147), (37, 544527), (51, 395049), (111, 181509), (153, 131683), (333, 60503), (629, 32031), (1887, 10677), (3559, 5661)]