2021870891855

素因数分解:

$5^1\times {\mathrm{359}}^1\times {\mathrm{1151}}^1\times {\mathrm{978619}}^1$

素因数の和:980134

約数の個数: 16

約数和(自身を含む): 2435119718400

約数和(自身を除く): 413248826545

約数列:

[1, 5, 359, 1151, 1795, 5755, 413209, 978619, 2066045, 4893095, 351324221, 1126390469, 1756621105, 5631952345, 404374178371, 2021870891855]

約数ペア:

[(1, 2021870891855), (5, 404374178371), (359, 5631952345), (1151, 1756621105), (1795, 1126390469), (5755, 351324221), (413209, 4893095), (978619, 2066045)]