20427565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{9349}}^1$

素因数の和:9396

約数の個数: 16

約数和(自身を含む): 26928000

約数和(自身を除く): 6500435

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 9349, 46745, 177631, 215027, 888155, 1075135, 4085513, 20427565]

約数ペア:

[(1, 20427565), (5, 4085513), (19, 1075135), (23, 888155), (95, 215027), (115, 177631), (437, 46745), (2185, 9349)]