20121406090

素因数分解:

$2^1\times 5^1\times {\mathrm{929}}^1\times {\mathrm{2165921}}^1$

素因数の和:2166857

約数の個数: 16

約数和(自身を含む): 36257534280

約数和(自身を除く): 16136128190

約数列:

[1, 2, 5, 10, 929, 1858, 4645, 9290, 2165921, 4331842, 10829605, 21659210, 2012140609, 4024281218, 10060703045, 20121406090]

約数ペア:

[(1, 20121406090), (2, 10060703045), (5, 4024281218), (10, 2012140609), (929, 21659210), (1858, 10829605), (4645, 4331842), (9290, 2165921)]