39974722

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{2137}}^1$

素因数の和:2385

約数の個数: 16

約数和(自身を含む): 61574400

約数和(自身を除く): 21599678

約数列:

[1, 2, 47, 94, 199, 398, 2137, 4274, 9353, 18706, 100439, 200878, 425263, 850526, 19987361, 39974722]

約数ペア:

[(1, 39974722), (2, 19987361), (47, 850526), (94, 425263), (199, 200878), (398, 100439), (2137, 18706), (4274, 9353)]