15761648

素因数分解:

$2^4\times 7^1\times {\mathrm{140729}}^1$

素因数の和:140744

約数の個数: 20

約数和(自身を含む): 34901040

約数和(自身を除く): 19139392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 140729, 281458, 562916, 985103, 1125832, 1970206, 2251664, 3940412, 7880824, 15761648]

約数ペア:

[(1, 15761648), (2, 7880824), (4, 3940412), (7, 2251664), (8, 1970206), (14, 1125832), (16, 985103), (28, 562916), (56, 281458), (112, 140729)]