199778836

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{25469}}^1$

素因数の和:25563

約数の個数: 24

約数和(自身を含む): 365851080

約数和(自身を除く): 166072244

約数列:

[1, 2, 4, 37, 53, 74, 106, 148, 212, 1961, 3922, 7844, 25469, 50938, 101876, 942353, 1349857, 1884706, 2699714, 3769412, 5399428, 49944709, 99889418, 199778836]

約数ペア:

[(1, 199778836), (2, 99889418), (4, 49944709), (37, 5399428), (53, 3769412), (74, 2699714), (106, 1884706), (148, 1349857), (212, 942353), (1961, 101876), (3922, 50938), (7844, 25469)]