20804956277

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1\times {\mathrm{105691}}^1$

素因数の和:106220

約数の個数: 16

約数和(自身を含む): 24219533184

約数和(自身を除く): 3414576907

約数列:

[1, 7, 61, 427, 461, 3227, 28121, 105691, 196847, 739837, 6447151, 45130057, 48723551, 341064857, 2972136611, 20804956277]

約数ペア:

[(1, 20804956277), (7, 2972136611), (61, 341064857), (427, 48723551), (461, 45130057), (3227, 6447151), (28121, 739837), (105691, 196847)]