16938526

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20809}}^1$

素因数の和:20859

約数の個数: 16

約数和(自身を含む): 28468080

約数和(自身を除く): 11529554

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 20809, 41618, 228899, 457798, 769933, 1539866, 8469263, 16938526]

約数ペア:

[(1, 16938526), (2, 8469263), (11, 1539866), (22, 769933), (37, 457798), (74, 228899), (407, 41618), (814, 20809)]