20113495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{1097}}^1$

素因数の和:1314

約数の個数: 16

約数和(自身を含む): 25561440

約数和(自身を除く): 5447945

約数列:

[1, 5, 19, 95, 193, 965, 1097, 3667, 5485, 18335, 20843, 104215, 211721, 1058605, 4022699, 20113495]

約数ペア:

[(1, 20113495), (5, 4022699), (19, 1058605), (95, 211721), (193, 104215), (965, 20843), (1097, 18335), (3667, 5485)]