39490684

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 71012480

約数和(自身を除く): 31521796

約数列:

[1, 2, 4, 43, 86, 172, 439, 523, 878, 1046, 1756, 2092, 18877, 22489, 37754, 44978, 75508, 89956, 229597, 459194, 918388, 9872671, 19745342, 39490684]

約数ペア:

[(1, 39490684), (2, 19745342), (4, 9872671), (43, 918388), (86, 459194), (172, 229597), (439, 89956), (523, 75508), (878, 44978), (1046, 37754), (1756, 22489), (2092, 18877)]