20893765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{601}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 26656560

約数和(自身を除く): 5762795

約数列:

[1, 5, 17, 85, 409, 601, 2045, 3005, 6953, 10217, 34765, 51085, 245809, 1229045, 4178753, 20893765]

約数ペア:

[(1, 20893765), (5, 4178753), (17, 1229045), (85, 245809), (409, 51085), (601, 34765), (2045, 10217), (3005, 6953)]