39888410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{209939}}^1$

素因数の和:209965

約数の個数: 16

約数和(自身を含む): 75578400

約数和(自身を除く): 35689990

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 209939, 419878, 1049695, 2099390, 3988841, 7977682, 19944205, 39888410]

約数ペア:

[(1, 39888410), (2, 19944205), (5, 7977682), (10, 3988841), (19, 2099390), (38, 1049695), (95, 419878), (190, 209939)]