22005368

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 52012800

約数和(自身を除く): 30007432

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 139, 154, 257, 278, 308, 514, 556, 616, 973, 1028, 1112, 1529, 1799, 1946, 2056, 2827, 3058, 3598, 3892, 5654, 6116, 7196, 7784, 10703, 11308, 12232, 14392, 19789, 21406, 22616, 35723, 39578, 42812, 71446, 79156, 85624, 142892, 158312, 250061, 285784, 392953, 500122, 785906, 1000244, 1571812, 2000488, 2750671, 3143624, 5501342, 11002684, 22005368]

約数ペア:

[(1, 22005368), (2, 11002684), (4, 5501342), (7, 3143624), (8, 2750671), (11, 2000488), (14, 1571812), (22, 1000244), (28, 785906), (44, 500122), (56, 392953), (77, 285784), (88, 250061), (139, 158312), (154, 142892), (257, 85624), (278, 79156), (308, 71446), (514, 42812), (556, 39578), (616, 35723), (973, 22616), (1028, 21406), (1112, 19789), (1529, 14392), (1799, 12232), (1946, 11308), (2056, 10703), (2827, 7784), (3058, 7196), (3598, 6116), (3892, 5654)]