20184355

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{2861}}^1$

素因数の和:2966

約数の個数: 16

約数和(自身を含む): 25964064

約数和(自身を除く): 5779709

約数列:

[1, 5, 17, 83, 85, 415, 1411, 2861, 7055, 14305, 48637, 237463, 243185, 1187315, 4036871, 20184355]

約数ペア:

[(1, 20184355), (5, 4036871), (17, 1187315), (83, 243185), (85, 237463), (415, 48637), (1411, 14305), (2861, 7055)]