19381901

素因数分解:

$7^3\times {\mathrm{11}}^2\times {\mathrm{467}}^1$

素因数の和:510

約数の個数: 24

約数和(自身を含む): 24897600

約数和(自身を除く): 5515699

約数列:

[1, 7, 11, 49, 77, 121, 343, 467, 539, 847, 3269, 3773, 5137, 5929, 22883, 35959, 41503, 56507, 160181, 251713, 395549, 1761991, 2768843, 19381901]

約数ペア:

[(1, 19381901), (7, 2768843), (11, 1761991), (49, 395549), (77, 251713), (121, 160181), (343, 56507), (467, 41503), (539, 35959), (847, 22883), (3269, 5929), (3773, 5137)]