20431024

素因数分解:

$2^4\times {\mathrm{977}}^1\times {\mathrm{1307}}^1$

素因数の和:2292

約数の個数: 20

約数和(自身を含む): 39655944

約数和(自身を除く): 19224920

約数列:

[1, 2, 4, 8, 16, 977, 1307, 1954, 2614, 3908, 5228, 7816, 10456, 15632, 20912, 1276939, 2553878, 5107756, 10215512, 20431024]

約数ペア:

[(1, 20431024), (2, 10215512), (4, 5107756), (8, 2553878), (16, 1276939), (977, 20912), (1307, 15632), (1954, 10456), (2614, 7816), (3908, 5228)]