20120254

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{130651}}^1$

素因数の和:130671

約数の個数: 16

約数和(自身を含む): 37627776

約数和(自身を除く): 17507522

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 130651, 261302, 914557, 1437161, 1829114, 2874322, 10060127, 20120254]

約数ペア:

[(1, 20120254), (2, 10060127), (7, 2874322), (11, 1829114), (14, 1437161), (22, 914557), (77, 261302), (154, 130651)]