19841031

素因数分解:

$3^4\times 7^2\times {\mathrm{4999}}^1$

素因数の和:5025

約数の個数: 30

約数和(自身を含む): 34485000

約数和(自身を除く): 14643969

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 4999, 14997, 34993, 44991, 104979, 134973, 244951, 314937, 404919, 734853, 944811, 2204559, 2834433, 6613677, 19841031]

約数ペア:

[(1, 19841031), (3, 6613677), (7, 2834433), (9, 2204559), (21, 944811), (27, 734853), (49, 404919), (63, 314937), (81, 244951), (147, 134973), (189, 104979), (441, 44991), (567, 34993), (1323, 14997), (3969, 4999)]