2783507248

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{1251577}}^1$

素因数の和:1251724

約数の個数: 20

約数和(自身を含む): 5431848520

約数和(自身を除く): 2648341272

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 1251577, 2503154, 5006308, 10012616, 20025232, 173969203, 347938406, 695876812, 1391753624, 2783507248]

約数ペア:

[(1, 2783507248), (2, 1391753624), (4, 695876812), (8, 347938406), (16, 173969203), (139, 20025232), (278, 10012616), (556, 5006308), (1112, 2503154), (2224, 1251577)]