20778894

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{60757}}^1$

素因数の和:60784

約数の個数: 24

約数和(自身を含む): 47391240

約数和(自身を除く): 26612346

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 60757, 121514, 182271, 364542, 546813, 1093626, 1154383, 2308766, 3463149, 6926298, 10389447, 20778894]

約数ペア:

[(1, 20778894), (2, 10389447), (3, 6926298), (6, 3463149), (9, 2308766), (18, 1154383), (19, 1093626), (38, 546813), (57, 364542), (114, 182271), (171, 121514), (342, 60757)]