20804060090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{189127819}}^1$

素因数の和:189127837

約数の個数: 16

約数和(自身を含む): 40851609120

約数和(自身を除く): 20047549030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 189127819, 378255638, 945639095, 1891278190, 2080406009, 4160812018, 10402030045, 20804060090]

約数ペア:

[(1, 20804060090), (2, 10402030045), (5, 4160812018), (10, 2080406009), (11, 1891278190), (22, 945639095), (55, 378255638), (110, 189127819)]