15666836

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{2861}}^1$

素因数の和:2939

約数の個数: 18

約数和(自身を含む): 28187838

約数和(自身を除く): 12521002

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 2861, 5476, 5722, 11444, 105857, 211714, 423428, 3916709, 7833418, 15666836]

約数ペア:

[(1, 15666836), (2, 7833418), (4, 3916709), (37, 423428), (74, 211714), (148, 105857), (1369, 11444), (2738, 5722), (2861, 5476)]