20298607

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:658

約数の個数: 16

約数和(自身を含む): 24012352

約数和(自身を除く): 3713745

約数列:

[1, 7, 37, 181, 259, 433, 1267, 3031, 6697, 16021, 46879, 78373, 112147, 548611, 2899801, 20298607]

約数ペア:

[(1, 20298607), (7, 2899801), (37, 548611), (181, 112147), (259, 78373), (433, 46879), (1267, 16021), (3031, 6697)]