20121557786

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1240999}}^1$

素因数の和:1241090

約数の個数: 24

約数和(自身を含む): 33670812000

約数和(自身を除く): 13549254214

約数列:

[1, 2, 11, 22, 67, 121, 134, 242, 737, 1474, 8107, 16214, 1240999, 2481998, 13650989, 27301978, 83146933, 150160879, 166293866, 300321758, 914616263, 1829232526, 10060778893, 20121557786]

約数ペア:

[(1, 20121557786), (2, 10060778893), (11, 1829232526), (22, 914616263), (67, 300321758), (121, 166293866), (134, 150160879), (242, 83146933), (737, 27301978), (1474, 13650989), (8107, 2481998), (16214, 1240999)]