20047286

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30467}}^1$

素因数の和:30523

約数の個数: 16

約数和(自身を含む): 35099136

約数和(自身を除く): 15051850

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 30467, 60934, 213269, 426538, 1431949, 2863898, 10023643, 20047286]

約数ペア:

[(1, 20047286), (2, 10023643), (7, 2863898), (14, 1431949), (47, 426538), (94, 213269), (329, 60934), (658, 30467)]