20113905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{191561}}^1$

素因数の和:191576

約数の個数: 16

約数和(自身を含む): 36779904

約数和(自身を除く): 16665999

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 191561, 574683, 957805, 1340927, 2873415, 4022781, 6704635, 20113905]

約数ペア:

[(1, 20113905), (3, 6704635), (5, 4022781), (7, 2873415), (15, 1340927), (21, 957805), (35, 574683), (105, 191561)]