13891504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{78929}}^1$

素因数の和:78948

約数の個数: 20

約数和(自身を含む): 29361960

約数和(自身を除く): 15470456

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 78929, 157858, 315716, 631432, 868219, 1262864, 1736438, 3472876, 6945752, 13891504]

約数ペア:

[(1, 13891504), (2, 6945752), (4, 3472876), (8, 1736438), (11, 1262864), (16, 868219), (22, 631432), (44, 315716), (88, 157858), (176, 78929)]