20685082

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6863}}^1$

素因数の和:7013

約数の個数: 16

約数和(自身を含む): 34100352

約数和(自身を除く): 13415270

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6863, 13726, 75493, 150986, 940231, 1880462, 10342541, 20685082]

約数ペア:

[(1, 20685082), (2, 10342541), (11, 1880462), (22, 940231), (137, 150986), (274, 75493), (1507, 13726), (3014, 6863)]