20337387

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1439}}^1$

素因数の和:2122

約数の個数: 16

約数和(自身を含む): 31057920

約数和(自身を除く): 10720533

約数列:

[1, 3, 7, 21, 673, 1439, 2019, 4317, 4711, 10073, 14133, 30219, 968447, 2905341, 6779129, 20337387]

約数ペア:

[(1, 20337387), (3, 6779129), (7, 2905341), (21, 968447), (673, 30219), (1439, 14133), (2019, 10073), (4317, 4711)]