20711049

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5563}}^1$

素因数の和:5656

約数の個数: 16

約数和(自身を含む): 29644992

約数和(自身を除く): 8933943

約数列:

[1, 3, 17, 51, 73, 219, 1241, 3723, 5563, 16689, 94571, 283713, 406099, 1218297, 6903683, 20711049]

約数ペア:

[(1, 20711049), (3, 6903683), (17, 1218297), (51, 406099), (73, 283713), (219, 94571), (1241, 16689), (3723, 5563)]