31130018

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{8111}}^1$

素因数の和:8233

約数の個数: 16

約数和(自身を含む): 49645440

約数和(自身を除く): 18515422

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 8111, 16222, 154109, 308218, 819211, 1638422, 15565009, 31130018]

約数ペア:

[(1, 31130018), (2, 15565009), (19, 1638422), (38, 819211), (101, 308218), (202, 154109), (1919, 16222), (3838, 8111)]