25709872

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{37369}}^1$

素因数の和:37420

約数の個数: 20

約数和(自身を含む): 50972680

約数和(自身を除く): 25262808

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 37369, 74738, 149476, 298952, 597904, 1606867, 3213734, 6427468, 12854936, 25709872]

約数ペア:

[(1, 25709872), (2, 12854936), (4, 6427468), (8, 3213734), (16, 1606867), (43, 597904), (86, 298952), (172, 149476), (344, 74738), (688, 37369)]