12157648

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 24748416

約数和(自身を除く): 12590768

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 431, 656, 688, 862, 1724, 1763, 3448, 3526, 6896, 7052, 14104, 17671, 18533, 28208, 35342, 37066, 70684, 74132, 141368, 148264, 282736, 296528, 759853, 1519706, 3039412, 6078824, 12157648]

約数ペア:

[(1, 12157648), (2, 6078824), (4, 3039412), (8, 1519706), (16, 759853), (41, 296528), (43, 282736), (82, 148264), (86, 141368), (164, 74132), (172, 70684), (328, 37066), (344, 35342), (431, 28208), (656, 18533), (688, 17671), (862, 14104), (1724, 7052), (1763, 6896), (3448, 3526)]