25536418

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:466

約数の個数: 24

約数和(自身を含む): 40914828

約数和(自身を除く): 15378410

約数列:

[1, 2, 19, 38, 113, 226, 313, 361, 626, 722, 2147, 4294, 5947, 11894, 35369, 40793, 70738, 81586, 112993, 225986, 672011, 1344022, 12768209, 25536418]

約数ペア:

[(1, 25536418), (2, 12768209), (19, 1344022), (38, 672011), (113, 225986), (226, 112993), (313, 81586), (361, 70738), (626, 40793), (722, 35369), (2147, 11894), (4294, 5947)]