19239865

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{739}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 23869440

約数和(自身を除く): 4629575

約数列:

[1, 5, 41, 127, 205, 635, 739, 3695, 5207, 26035, 30299, 93853, 151495, 469265, 3847973, 19239865]

約数ペア:

[(1, 19239865), (5, 3847973), (41, 469265), (127, 151495), (205, 93853), (635, 30299), (739, 26035), (3695, 5207)]