20834051

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{409}}^1$

素因数の和:818

約数の個数: 16

約数和(自身を含む): 25190400

約数和(自身を除く): 4356349

約数列:

[1, 7, 19, 133, 383, 409, 2681, 2863, 7277, 7771, 50939, 54397, 156647, 1096529, 2976293, 20834051]

約数ペア:

[(1, 20834051), (7, 2976293), (19, 1096529), (133, 156647), (383, 54397), (409, 50939), (2681, 7771), (2863, 7277)]