19225025

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{10831}}^1$

素因数の和:10912

約数の個数: 12

約数和(自身を含む): 24177024

約数和(自身を除く): 4951999

約数列:

[1, 5, 25, 71, 355, 1775, 10831, 54155, 270775, 769001, 3845005, 19225025]

約数ペア:

[(1, 19225025), (5, 3845005), (25, 769001), (71, 270775), (355, 54155), (1775, 10831)]