12289744

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{17863}}^1$

素因数の和:17914

約数の個数: 20

約数和(自身を含む): 24366496

約数和(自身を除く): 12076752

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 17863, 35726, 71452, 142904, 285808, 768109, 1536218, 3072436, 6144872, 12289744]

約数ペア:

[(1, 12289744), (2, 6144872), (4, 3072436), (8, 1536218), (16, 768109), (43, 285808), (86, 142904), (172, 71452), (344, 35726), (688, 17863)]