209837804905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1231}}^1\times {\mathrm{20161}}^1$

素因数の和:21505

約数の個数: 32

約数和(自身を含む): 268267507200

約数和(自身を除く): 58429702295

約数列:

[1, 5, 19, 89, 95, 445, 1231, 1691, 6155, 8455, 20161, 23389, 100805, 109559, 116945, 383059, 547795, 1794329, 1915295, 2081621, 8971645, 10408105, 24818191, 34092251, 124090955, 170461255, 471545629, 2208818999, 2357728145, 11044094995, 41967560981, 209837804905]

約数ペア:

[(1, 209837804905), (5, 41967560981), (19, 11044094995), (89, 2357728145), (95, 2208818999), (445, 471545629), (1231, 170461255), (1691, 124090955), (6155, 34092251), (8455, 24818191), (20161, 10408105), (23389, 8971645), (100805, 2081621), (109559, 1915295), (116945, 1794329), (383059, 547795)]