12820976

素因数分解:

$2^4\times 7^1\times {\mathrm{114473}}^1$

素因数の和:114488

約数の個数: 20

約数和(自身を含む): 28389552

約数和(自身を除く): 15568576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 114473, 228946, 457892, 801311, 915784, 1602622, 1831568, 3205244, 6410488, 12820976]

約数ペア:

[(1, 12820976), (2, 6410488), (4, 3205244), (7, 1831568), (8, 1602622), (14, 915784), (16, 801311), (28, 457892), (56, 228946), (112, 114473)]