209213168

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{278209}}^1$

素因数の和:278264

約数の個数: 20

約数和(自身を含む): 413976480

約数和(自身を除く): 204763312

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 278209, 556418, 1112836, 2225672, 4451344, 13075823, 26151646, 52303292, 104606584, 209213168]

約数ペア:

[(1, 209213168), (2, 104606584), (4, 52303292), (8, 26151646), (16, 13075823), (47, 4451344), (94, 2225672), (188, 1112836), (376, 556418), (752, 278209)]