16681936

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{24247}}^1$

素因数の和:24298

約数の個数: 20

約数和(自身を含む): 33074272

約数和(自身を除く): 16392336

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 24247, 48494, 96988, 193976, 387952, 1042621, 2085242, 4170484, 8340968, 16681936]

約数ペア:

[(1, 16681936), (2, 8340968), (4, 4170484), (8, 2085242), (16, 1042621), (43, 387952), (86, 193976), (172, 96988), (344, 48494), (688, 24247)]