8209904

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{11933}}^1$

素因数の和:11984

約数の個数: 20

約数和(自身を含む): 16277976

約数和(自身を除く): 8068072

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 11933, 23866, 47732, 95464, 190928, 513119, 1026238, 2052476, 4104952, 8209904]

約数ペア:

[(1, 8209904), (2, 4104952), (4, 2052476), (8, 1026238), (16, 513119), (43, 190928), (86, 95464), (172, 47732), (344, 23866), (688, 11933)]