19213145

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{659}}^1$

素因数の和:702

約数の個数: 32

約数和(自身を含む): 28512000

約数和(自身を除く): 9298855

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 343, 595, 659, 833, 1715, 3295, 4165, 4613, 5831, 11203, 23065, 29155, 32291, 56015, 78421, 161455, 226037, 392105, 548947, 1130185, 2744735, 3842629, 19213145]

約数ペア:

[(1, 19213145), (5, 3842629), (7, 2744735), (17, 1130185), (35, 548947), (49, 392105), (85, 226037), (119, 161455), (245, 78421), (343, 56015), (595, 32291), (659, 29155), (833, 23065), (1715, 11203), (3295, 5831), (4165, 4613)]