2008697872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{2919619}}^1$

素因数の和:2919670

約数の個数: 20

約数和(自身を含む): 3982361680

約数和(自身を除く): 1973663808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 2919619, 5839238, 11678476, 23356952, 46713904, 125543617, 251087234, 502174468, 1004348936, 2008697872]

約数ペア:

[(1, 2008697872), (2, 1004348936), (4, 502174468), (8, 251087234), (16, 125543617), (43, 46713904), (86, 23356952), (172, 11678476), (344, 5839238), (688, 2919619)]