209168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{769}}^1$

素因数の和:794

約数の個数: 20

約数和(自身を含む): 429660

約数和(自身を除く): 220492

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 769, 1538, 3076, 6152, 12304, 13073, 26146, 52292, 104584, 209168]

約数ペア:

[(1, 209168), (2, 104584), (4, 52292), (8, 26146), (16, 13073), (17, 12304), (34, 6152), (68, 3076), (136, 1538), (272, 769)]