19630195

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{1787}}^1$

素因数の和:1831

約数の個数: 16

約数和(自身を含む): 25532640

約数和(自身を除く): 5902445

約数列:

[1, 5, 13, 65, 169, 845, 1787, 2197, 8935, 10985, 23231, 116155, 302003, 1510015, 3926039, 19630195]

約数ペア:

[(1, 19630195), (5, 3926039), (13, 1510015), (65, 302003), (169, 116155), (845, 23231), (1787, 10985), (2197, 8935)]