19964936

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146801}}^1$

素因数の和:146824

約数の個数: 16

約数和(自身を含む): 39636540

約数和(自身を除く): 19671604

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146801, 293602, 587204, 1174408, 2495617, 4991234, 9982468, 19964936]

約数ペア:

[(1, 19964936), (2, 9982468), (4, 4991234), (8, 2495617), (17, 1174408), (34, 587204), (68, 293602), (136, 146801)]