19463514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 26819238

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 71, 107, 122, 142, 183, 213, 214, 321, 366, 426, 427, 497, 642, 749, 854, 994, 1281, 1491, 1498, 2247, 2562, 2982, 4331, 4494, 6527, 7597, 8662, 12993, 13054, 15194, 19581, 22791, 25986, 30317, 39162, 45582, 45689, 53179, 60634, 90951, 91378, 106358, 137067, 159537, 181902, 274134, 319074, 463417, 926834, 1390251, 2780502, 3243919, 6487838, 9731757, 19463514]

約数ペア:

[(1, 19463514), (2, 9731757), (3, 6487838), (6, 3243919), (7, 2780502), (14, 1390251), (21, 926834), (42, 463417), (61, 319074), (71, 274134), (107, 181902), (122, 159537), (142, 137067), (183, 106358), (213, 91378), (214, 90951), (321, 60634), (366, 53179), (426, 45689), (427, 45582), (497, 39162), (642, 30317), (749, 25986), (854, 22791), (994, 19581), (1281, 15194), (1491, 13054), (1498, 12993), (2247, 8662), (2562, 7597), (2982, 6527), (4331, 4494)]