20180282

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{571}}^1$

素因数の和:1045

約数の個数: 16

約数和(自身を含む): 31135104

約数和(自身を除く): 10954822

約数列:

[1, 2, 41, 82, 431, 571, 862, 1142, 17671, 23411, 35342, 46822, 246101, 492202, 10090141, 20180282]

約数ペア:

[(1, 20180282), (2, 10090141), (41, 492202), (82, 246101), (431, 46822), (571, 35342), (862, 23411), (1142, 17671)]