20899154

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{449}}^1$

素因数の和:542

約数の個数: 24

約数和(自身を含む): 34190100

約数和(自身を除く): 13290946

約数列:

[1, 2, 17, 34, 37, 74, 449, 629, 898, 1258, 1369, 2738, 7633, 15266, 16613, 23273, 33226, 46546, 282421, 564842, 614681, 1229362, 10449577, 20899154]

約数ペア:

[(1, 20899154), (2, 10449577), (17, 1229362), (34, 614681), (37, 564842), (74, 282421), (449, 46546), (629, 33226), (898, 23273), (1258, 16613), (1369, 15266), (2738, 7633)]