19792435

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:487

約数の個数: 24

約数和(自身を含む): 26220240

約数和(自身を除く): 6427805

約数列:

[1, 5, 13, 59, 65, 169, 295, 397, 767, 845, 1985, 3835, 5161, 9971, 23423, 25805, 49855, 67093, 117115, 304499, 335465, 1522495, 3958487, 19792435]

約数ペア:

[(1, 19792435), (5, 3958487), (13, 1522495), (59, 335465), (65, 304499), (169, 117115), (295, 67093), (397, 49855), (767, 25805), (845, 23423), (1985, 9971), (3835, 5161)]