20321774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{2741}}^1$

素因数の和:3091

約数の個数: 16

約数和(自身を含む): 33364656

約数和(自身を除く): 13042882

約数列:

[1, 2, 11, 22, 337, 674, 2741, 3707, 5482, 7414, 30151, 60302, 923717, 1847434, 10160887, 20321774]

約数ペア:

[(1, 20321774), (2, 10160887), (11, 1847434), (22, 923717), (337, 60302), (674, 30151), (2741, 7414), (3707, 5482)]