1995989506

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1\times {\mathrm{1999}}^1$

素因数の和:3058

約数の個数: 32

約数和(自身を含む): 3473856000

約数和(自身を除く): 1477866494

約数列:

[1, 2, 7, 14, 73, 146, 511, 977, 1022, 1954, 1999, 3998, 6839, 13678, 13993, 27986, 71321, 142642, 145927, 291854, 499247, 998494, 1021489, 1953023, 2042978, 3906046, 13671161, 27342322, 142570679, 285141358, 997994753, 1995989506]

約数ペア:

[(1, 1995989506), (2, 997994753), (7, 285141358), (14, 142570679), (73, 27342322), (146, 13671161), (511, 3906046), (977, 2042978), (1022, 1953023), (1954, 1021489), (1999, 998494), (3998, 499247), (6839, 291854), (13678, 145927), (13993, 142642), (27986, 71321)]