20175037267

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{701}}^1\times {\mathrm{2689}}^1$

素因数の和:3547

約数の個数: 32

約数和(自身を含む): 25379827200

約数和(自身を除く): 5204789933

約数列:

[1, 7, 11, 77, 139, 701, 973, 1529, 2689, 4907, 7711, 10703, 18823, 29579, 53977, 97439, 207053, 373771, 682073, 1071829, 1884989, 2616397, 4111481, 7502803, 13194923, 20734879, 28780367, 145144153, 262013471, 1834094297, 2882148181, 20175037267]

約数ペア:

[(1, 20175037267), (7, 2882148181), (11, 1834094297), (77, 262013471), (139, 145144153), (701, 28780367), (973, 20734879), (1529, 13194923), (2689, 7502803), (4907, 4111481), (7711, 2616397), (10703, 1884989), (18823, 1071829), (29579, 682073), (53977, 373771), (97439, 207053)]