20215191999

素因数分解:

$3^1\times {\mathrm{977}}^1\times {\mathrm{1433}}^1\times {\mathrm{4813}}^1$

素因数の和:7226

約数の個数: 16

約数和(自身を含む): 27005615712

約数和(自身を除く): 6790423713

約数列:

[1, 3, 977, 1433, 2931, 4299, 4813, 14439, 1400041, 4200123, 4702301, 6897029, 14106903, 20691087, 6738397333, 20215191999]

約数ペア:

[(1, 20215191999), (3, 6738397333), (977, 20691087), (1433, 14106903), (2931, 6897029), (4299, 4702301), (4813, 4200123), (14439, 1400041)]