19661277

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1100

約数の個数: 16

約数和(自身を含む): 27010368

約数和(自身を除く): 7349091

約数列:

[1, 3, 43, 129, 173, 519, 881, 2643, 7439, 22317, 37883, 113649, 152413, 457239, 6553759, 19661277]

約数ペア:

[(1, 19661277), (3, 6553759), (43, 457239), (129, 152413), (173, 113649), (519, 37883), (881, 22317), (2643, 7439)]