25505684

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2135

約数の個数: 24

約数和(自身を含む): 46545408

約数和(自身を除く): 21039724

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1997, 3193, 3994, 6386, 7988, 12772, 61907, 123814, 205691, 247628, 411382, 822764, 6376421, 12752842, 25505684]

約数ペア:

[(1, 25505684), (2, 12752842), (4, 6376421), (31, 822764), (62, 411382), (103, 247628), (124, 205691), (206, 123814), (412, 61907), (1997, 12772), (3193, 7988), (3994, 6386)]