20425688

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59377}}^1$

素因数の和:59426

約数の個数: 16

約数和(自身を含む): 39189480

約数和(自身を除く): 18763792

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 59377, 118754, 237508, 475016, 2553211, 5106422, 10212844, 20425688]

約数ペア:

[(1, 20425688), (2, 10212844), (4, 5106422), (8, 2553211), (43, 475016), (86, 237508), (172, 118754), (344, 59377)]