20342278

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{84059}}^1$

素因数の和:84083

約数の個数: 12

約数和(自身を含む): 33539940

約数和(自身を除く): 13197662

約数列:

[1, 2, 11, 22, 121, 242, 84059, 168118, 924649, 1849298, 10171139, 20342278]

約数ペア:

[(1, 20342278), (2, 10171139), (11, 1849298), (22, 924649), (121, 168118), (242, 84059)]