20516540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93257}}^1$

素因数の和:93277

約数の個数: 24

約数和(自身を含む): 47002032

約数和(自身を除く): 26485492

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93257, 186514, 373028, 466285, 932570, 1025827, 1865140, 2051654, 4103308, 5129135, 10258270, 20516540]

約数ペア:

[(1, 20516540), (2, 10258270), (4, 5129135), (5, 4103308), (10, 2051654), (11, 1865140), (20, 1025827), (22, 932570), (44, 466285), (55, 373028), (110, 186514), (220, 93257)]