19810072

素因数分解:

$2^3\times {\mathrm{853}}^1\times {\mathrm{2903}}^1$

素因数の和:3762

約数の個数: 16

約数和(自身を含む): 37200240

約数和(自身を除く): 17390168

約数列:

[1, 2, 4, 8, 853, 1706, 2903, 3412, 5806, 6824, 11612, 23224, 2476259, 4952518, 9905036, 19810072]

約数ペア:

[(1, 19810072), (2, 9905036), (4, 4952518), (8, 2476259), (853, 23224), (1706, 11612), (2903, 6824), (3412, 5806)]