20178086152

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2750557}}^1$

素因数の和:2750701

約数の個数: 32

約数和(自身を含む): 43568838720

約数和(自身を除く): 23390752568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 262, 524, 917, 1048, 1834, 3668, 7336, 2750557, 5501114, 11002228, 19253899, 22004456, 38507798, 77015596, 154031192, 360322967, 720645934, 1441291868, 2522260769, 2882583736, 5044521538, 10089043076, 20178086152]

約数ペア:

[(1, 20178086152), (2, 10089043076), (4, 5044521538), (7, 2882583736), (8, 2522260769), (14, 1441291868), (28, 720645934), (56, 360322967), (131, 154031192), (262, 77015596), (524, 38507798), (917, 22004456), (1048, 19253899), (1834, 11002228), (3668, 5501114), (7336, 2750557)]