20547093

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{18461}}^1$

素因数の和:18524

約数の個数: 16

約数和(自身を含む): 31902336

約数和(自身を除く): 11355243

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 18461, 55383, 129227, 387681, 978433, 2935299, 6849031, 20547093]

約数ペア:

[(1, 20547093), (3, 6849031), (7, 2935299), (21, 978433), (53, 387681), (159, 129227), (371, 55383), (1113, 18461)]