12677776

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{18427}}^1$

素因数の和:18478

約数の個数: 20

約数和(自身を含む): 25135792

約数和(自身を除く): 12458016

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 18427, 36854, 73708, 147416, 294832, 792361, 1584722, 3169444, 6338888, 12677776]

約数ペア:

[(1, 12677776), (2, 6338888), (4, 3169444), (8, 1584722), (16, 792361), (43, 294832), (86, 147416), (172, 73708), (344, 36854), (688, 18427)]