20199428345

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1\times {\mathrm{213943}}^1$

素因数の和:214792

約数の個数: 16

約数和(自身を含む): 25324123392

約数和(自身を除く): 5124695047

約数列:

[1, 5, 23, 115, 821, 4105, 18883, 94415, 213943, 1069715, 4920689, 24603445, 175647203, 878236015, 4039885669, 20199428345]

約数ペア:

[(1, 20199428345), (5, 4039885669), (23, 878236015), (115, 175647203), (821, 24603445), (4105, 4920689), (18883, 1069715), (94415, 213943)]