56513168

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{207769}}^1$

素因数の和:207794

約数の個数: 20

約数和(自身を含む): 115935660

約数和(自身を除く): 59422492

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 207769, 415538, 831076, 1662152, 3324304, 3532073, 7064146, 14128292, 28256584, 56513168]

約数ペア:

[(1, 56513168), (2, 28256584), (4, 14128292), (8, 7064146), (16, 3532073), (17, 3324304), (34, 1662152), (68, 831076), (136, 415538), (272, 207769)]