19958902870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4048459}}^1$

素因数の和:4048512

約数の個数: 32

約数和(自身を含む): 39351031200

約数和(自身を除く): 19392128330

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 986, 2465, 4930, 4048459, 8096918, 20242295, 40484590, 68823803, 117405311, 137647606, 234810622, 344119015, 587026555, 688238030, 1174053110, 1995890287, 3991780574, 9979451435, 19958902870]

約数ペア:

[(1, 19958902870), (2, 9979451435), (5, 3991780574), (10, 1995890287), (17, 1174053110), (29, 688238030), (34, 587026555), (58, 344119015), (85, 234810622), (145, 137647606), (170, 117405311), (290, 68823803), (493, 40484590), (986, 20242295), (2465, 8096918), (4930, 4048459)]