20199757

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:528

約数の個数: 16

約数和(自身を含む): 22265712

約数和(自身を除く): 2065955

約数列:

[1, 17, 41, 73, 397, 697, 1241, 2993, 6749, 16277, 28981, 50881, 276709, 492677, 1188221, 20199757]

約数ペア:

[(1, 20199757), (17, 1188221), (41, 492677), (73, 276709), (397, 50881), (697, 28981), (1241, 16277), (2993, 6749)]