204521168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{672767}}^1$

素因数の和:672794

約数の個数: 20

約数和(自身を含む): 417116160

約数和(自身を除く): 212594992

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 672767, 1345534, 2691068, 5382136, 10764272, 12782573, 25565146, 51130292, 102260584, 204521168]

約数ペア:

[(1, 204521168), (2, 102260584), (4, 51130292), (8, 25565146), (16, 12782573), (19, 10764272), (38, 5382136), (76, 2691068), (152, 1345534), (304, 672767)]