19962845

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4793}}^1$

素因数の和:4829

約数の個数: 24

約数和(自身を含む): 29511864

約数和(自身を除く): 9549019

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 4793, 23965, 33551, 81481, 167755, 234857, 407405, 570367, 1174285, 2851835, 3992569, 19962845]

約数ペア:

[(1, 19962845), (5, 3992569), (7, 2851835), (17, 1174285), (35, 570367), (49, 407405), (85, 234857), (119, 167755), (245, 81481), (595, 33551), (833, 23965), (4165, 4793)]