2009200721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1\times {\mathrm{11863}}^1$

素因数の和:12136

約数の個数: 16

約数和(自身を含む): 2229482880

約数和(自身を除く): 220282159

約数列:

[1, 11, 89, 173, 979, 1903, 11863, 15397, 130493, 169367, 1055807, 2052299, 11613877, 22575289, 182654611, 2009200721]

約数ペア:

[(1, 2009200721), (11, 182654611), (89, 22575289), (173, 11613877), (979, 2052299), (1903, 1055807), (11863, 169367), (15397, 130493)]