20207896

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{87103}}^1$

素因数の和:87138

約数の個数: 16

約数和(自身を含む): 39196800

約数和(自身を除く): 18988904

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 87103, 174206, 348412, 696824, 2525987, 5051974, 10103948, 20207896]

約数ペア:

[(1, 20207896), (2, 10103948), (4, 5051974), (8, 2525987), (29, 696824), (58, 348412), (116, 174206), (232, 87103)]