20953208

素因数分解:

$2^3\times {\mathrm{1489}}^1\times {\mathrm{1759}}^1$

素因数の和:3254

約数の個数: 16

約数和(自身を含む): 39336000

約数和(自身を除く): 18382792

約数列:

[1, 2, 4, 8, 1489, 1759, 2978, 3518, 5956, 7036, 11912, 14072, 2619151, 5238302, 10476604, 20953208]

約数ペア:

[(1, 20953208), (2, 10476604), (4, 5238302), (8, 2619151), (1489, 14072), (1759, 11912), (2978, 7036), (3518, 5956)]