20121310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{182921}}^1$

素因数の和:182939

約数の個数: 16

約数和(自身を含む): 39511152

約数和(自身を除く): 19389842

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 182921, 365842, 914605, 1829210, 2012131, 4024262, 10060655, 20121310]

約数ペア:

[(1, 20121310), (2, 10060655), (5, 4024262), (10, 2012131), (11, 1829210), (22, 914605), (55, 365842), (110, 182921)]