19130027

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:770

約数の個数: 16

約数和(自身を含む): 22569984

約数和(自身を除く): 3439957

約数列:

[1, 7, 61, 71, 427, 497, 631, 4331, 4417, 30317, 38491, 44801, 269437, 313607, 2732861, 19130027]

約数ペア:

[(1, 19130027), (7, 2732861), (61, 313607), (71, 269437), (427, 44801), (497, 38491), (631, 30317), (4331, 4417)]