19804479

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{1031}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 27905280

約数和(自身を除く): 8100801

約数列:

[1, 3, 19, 57, 337, 1011, 1031, 3093, 6403, 19209, 19589, 58767, 347447, 1042341, 6601493, 19804479]

約数ペア:

[(1, 19804479), (3, 6601493), (19, 1042341), (57, 347447), (337, 58767), (1011, 19589), (1031, 19209), (3093, 6403)]