16420822

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20173}}^1$

素因数の和:20223

約数の個数: 16

約数和(自身を含む): 27598032

約数和(自身を除く): 11177210

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 20173, 40346, 221903, 443806, 746401, 1492802, 8210411, 16420822]

約数ペア:

[(1, 16420822), (2, 8210411), (11, 1492802), (22, 746401), (37, 443806), (74, 221903), (407, 40346), (814, 20173)]