16889686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20749}}^1$

素因数の和:20799

約数の個数: 16

約数和(自身を含む): 28386000

約数和(自身を除く): 11496314

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 20749, 41498, 228239, 456478, 767713, 1535426, 8444843, 16889686]

約数ペア:

[(1, 16889686), (2, 8444843), (11, 1535426), (22, 767713), (37, 456478), (74, 228239), (407, 41498), (814, 20749)]