28578832

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{41539}}^1$

素因数の和:41590

約数の個数: 20

約数和(自身を含む): 56660560

約数和(自身を除く): 28081728

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 41539, 83078, 166156, 332312, 664624, 1786177, 3572354, 7144708, 14289416, 28578832]

約数ペア:

[(1, 28578832), (2, 14289416), (4, 7144708), (8, 3572354), (16, 1786177), (43, 664624), (86, 332312), (172, 166156), (344, 83078), (688, 41539)]