25931484

素因数分解:

$2^2\times 3^2\times {\mathrm{720319}}^1$

素因数の和:720329

約数の個数: 18

約数和(自身を含む): 65549120

約数和(自身を除く): 39617636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 720319, 1440638, 2160957, 2881276, 4321914, 6482871, 8643828, 12965742, 25931484]

約数ペア:

[(1, 25931484), (2, 12965742), (3, 8643828), (4, 6482871), (6, 4321914), (9, 2881276), (12, 2160957), (18, 1440638), (36, 720319)]