1920387

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4813}}^1$

素因数の和:4842

約数の個数: 16

約数和(自身を含む): 3080960

約数和(自身を除く): 1160573

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 4813, 14439, 33691, 91447, 101073, 274341, 640129, 1920387]

約数ペア:

[(1, 1920387), (3, 640129), (7, 274341), (19, 101073), (21, 91447), (57, 33691), (133, 14439), (399, 4813)]