20767624

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{827}}^1$

素因数の和:949

約数の個数: 32

約数和(自身を含む): 40439520

約数和(自身を除く): 19671896

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 827, 1654, 3139, 3308, 6278, 6616, 12556, 25112, 35561, 60371, 71122, 120742, 142244, 241484, 284488, 482968, 2595953, 5191906, 10383812, 20767624]

約数ペア:

[(1, 20767624), (2, 10383812), (4, 5191906), (8, 2595953), (43, 482968), (73, 284488), (86, 241484), (146, 142244), (172, 120742), (292, 71122), (344, 60371), (584, 35561), (827, 25112), (1654, 12556), (3139, 6616), (3308, 6278)]