20861635

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2957}}^1$

素因数の和:3062

約数の個数: 16

約数和(自身を含む): 26834976

約数和(自身を除く): 5973341

約数列:

[1, 5, 17, 83, 85, 415, 1411, 2957, 7055, 14785, 50269, 245431, 251345, 1227155, 4172327, 20861635]

約数ペア:

[(1, 20861635), (5, 4172327), (17, 1227155), (83, 251345), (85, 245431), (415, 50269), (1411, 14785), (2957, 7055)]