20554354

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{919}}^1$

素因数の和:1185

約数の個数: 16

約数和(自身を含む): 31596480

約数和(自身を除く): 11042126

約数列:

[1, 2, 53, 106, 211, 422, 919, 1838, 11183, 22366, 48707, 97414, 193909, 387818, 10277177, 20554354]

約数ペア:

[(1, 20554354), (2, 10277177), (53, 387818), (106, 193909), (211, 97414), (422, 48707), (919, 22366), (1838, 11183)]