20529911810

素因数分解:

$2^1\times 5^1\times {\mathrm{5641}}^1\times {\mathrm{363941}}^1$

素因数の和:369589

約数の個数: 16

約数和(自身を含む): 36960493752

約数和(自身を除く): 16430581942

約数列:

[1, 2, 5, 10, 5641, 11282, 28205, 56410, 363941, 727882, 1819705, 3639410, 2052991181, 4105982362, 10264955905, 20529911810]

約数ペア:

[(1, 20529911810), (2, 10264955905), (5, 4105982362), (10, 2052991181), (5641, 3639410), (11282, 1819705), (28205, 727882), (56410, 363941)]