18677523

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{2161}}^1$

素因数の和:2274

約数の個数: 16

約数和(自身を含む): 25874816

約数和(自身を除く): 7197293

約数列:

[1, 3, 43, 67, 129, 201, 2161, 2881, 6483, 8643, 92923, 144787, 278769, 434361, 6225841, 18677523]

約数ペア:

[(1, 18677523), (3, 6225841), (43, 434361), (67, 278769), (129, 144787), (201, 92923), (2161, 8643), (2881, 6483)]