819357232

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{104297}}^1$

素因数の和:104796

約数の個数: 20

約数和(自身を含む): 1590753096

約数和(自身を除く): 771395864

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 104297, 208594, 417188, 834376, 1668752, 51209827, 102419654, 204839308, 409678616, 819357232]

約数ペア:

[(1, 819357232), (2, 409678616), (4, 204839308), (8, 102419654), (16, 51209827), (491, 1668752), (982, 834376), (1964, 417188), (3928, 208594), (7856, 104297)]