18479912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{563}}^1$

素因数の和:953

約数の個数: 32

約数和(自身を含む): 37968480

約数和(自身を除く): 19488568

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 373, 563, 746, 1126, 1492, 2252, 2984, 4103, 4504, 6193, 8206, 12386, 16412, 24772, 32824, 49544, 209999, 419998, 839996, 1679992, 2309989, 4619978, 9239956, 18479912]

約数ペア:

[(1, 18479912), (2, 9239956), (4, 4619978), (8, 2309989), (11, 1679992), (22, 839996), (44, 419998), (88, 209999), (373, 49544), (563, 32824), (746, 24772), (1126, 16412), (1492, 12386), (2252, 8206), (2984, 6193), (4103, 4504)]