19009823

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3863}}^1$

素因数の和:3926

約数の個数: 16

約数和(自身を含む): 23493120

約数和(自身を除く): 4483297

約数列:

[1, 7, 19, 37, 133, 259, 703, 3863, 4921, 27041, 73397, 142931, 513779, 1000517, 2715689, 19009823]

約数ペア:

[(1, 19009823), (7, 2715689), (19, 1000517), (37, 513779), (133, 142931), (259, 73397), (703, 27041), (3863, 4921)]