18872765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5659}}^1$

素因数の和:5716

約数の個数: 16

約数和(自身を含む): 24451200

約数和(自身を除く): 5578435

約数列:

[1, 5, 23, 29, 115, 145, 667, 3335, 5659, 28295, 130157, 164111, 650785, 820555, 3774553, 18872765]

約数ペア:

[(1, 18872765), (5, 3774553), (23, 820555), (29, 650785), (115, 164111), (145, 130157), (667, 28295), (3335, 5659)]