20161958411

素因数分解:

$7^2\times {\mathrm{449}}^1\times {\mathrm{916411}}^1$

素因数の和:916874

約数の個数: 12

約数和(自身を含む): 23505967800

約数和(自身を除く): 3344009389

約数列:

[1, 7, 49, 449, 3143, 22001, 916411, 6414877, 44904139, 411468539, 2880279773, 20161958411]

約数ペア:

[(1, 20161958411), (7, 2880279773), (49, 411468539), (449, 44904139), (3143, 6414877), (22001, 916411)]