19925565548

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{1621019}}^1$

素因数の和:1621469

約数の個数: 24

約数和(自身を含む): 39941932800

約数和(自身を除く): 20016367252

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 12292, 1621019, 3242038, 6484076, 11347133, 22694266, 45388532, 711627341, 1423254682, 2846509364, 4981391387, 9962782774, 19925565548]

約数ペア:

[(1, 19925565548), (2, 9962782774), (4, 4981391387), (7, 2846509364), (14, 1423254682), (28, 711627341), (439, 45388532), (878, 22694266), (1756, 11347133), (3073, 6484076), (6146, 3242038), (12292, 1621019)]