16003904

素因数分解:

$2^6\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 56

約数和(自身を含む): 36697920

約数和(自身を除く): 20694016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 139, 224, 257, 278, 448, 514, 556, 973, 1028, 1112, 1799, 1946, 2056, 2224, 3598, 3892, 4112, 4448, 7196, 7784, 8224, 8896, 14392, 15568, 16448, 28784, 31136, 35723, 57568, 62272, 71446, 115136, 142892, 250061, 285784, 500122, 571568, 1000244, 1143136, 2000488, 2286272, 4000976, 8001952, 16003904]

約数ペア:

[(1, 16003904), (2, 8001952), (4, 4000976), (7, 2286272), (8, 2000488), (14, 1143136), (16, 1000244), (28, 571568), (32, 500122), (56, 285784), (64, 250061), (112, 142892), (139, 115136), (224, 71446), (257, 62272), (278, 57568), (448, 35723), (514, 31136), (556, 28784), (973, 16448), (1028, 15568), (1112, 14392), (1799, 8896), (1946, 8224), (2056, 7784), (2224, 7196), (3598, 4448), (3892, 4112)]