20090721310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182642921}}^1$

素因数の和:182642939

約数の個数: 16

約数和(自身を含む): 39450871152

約数和(自身を除く): 19360149842

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 182642921, 365285842, 913214605, 1826429210, 2009072131, 4018144262, 10045360655, 20090721310]

約数ペア:

[(1, 20090721310), (2, 10045360655), (5, 4018144262), (10, 2009072131), (11, 1826429210), (22, 913214605), (55, 365285842), (110, 182642921)]