18806795

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{4231}}^1$

素因数の和:4370

約数の個数: 16

約数和(自身を含む): 26001408

約数和(自身を除く): 7194613

約数列:

[1, 5, 7, 35, 127, 635, 889, 4231, 4445, 21155, 29617, 148085, 537337, 2686685, 3761359, 18806795]

約数ペア:

[(1, 18806795), (5, 3761359), (7, 2686685), (35, 537337), (127, 148085), (635, 29617), (889, 21155), (4231, 4445)]