1990218376

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{311}}^1\times {\mathrm{7079}}^1$

素因数の和:7509

約数の個数: 32

約数和(自身を含む): 3777321600

約数和(自身を除く): 1787103224

約数列:

[1, 2, 4, 8, 113, 226, 311, 452, 622, 904, 1244, 2488, 7079, 14158, 28316, 35143, 56632, 70286, 140572, 281144, 799927, 1599854, 2201569, 3199708, 4403138, 6399416, 8806276, 17612552, 248777297, 497554594, 995109188, 1990218376]

約数ペア:

[(1, 1990218376), (2, 995109188), (4, 497554594), (8, 248777297), (113, 17612552), (226, 8806276), (311, 6399416), (452, 4403138), (622, 3199708), (904, 2201569), (1244, 1599854), (2488, 799927), (7079, 281144), (14158, 140572), (28316, 70286), (35143, 56632)]