6640864

素因数分解:

$2^5\times {\mathrm{139}}^1\times {\mathrm{1493}}^1$

素因数の和:1642

約数の個数: 24

約数和(自身を含む): 13177080

約数和(自身を除く): 6536216

約数列:

[1, 2, 4, 8, 16, 32, 139, 278, 556, 1112, 1493, 2224, 2986, 4448, 5972, 11944, 23888, 47776, 207527, 415054, 830108, 1660216, 3320432, 6640864]

約数ペア:

[(1, 6640864), (2, 3320432), (4, 1660216), (8, 830108), (16, 415054), (32, 207527), (139, 47776), (278, 23888), (556, 11944), (1112, 5972), (1493, 4448), (2224, 2986)]