19161994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{10729}}^1$

素因数の和:10797

約数の個数: 16

約数和(自身を含む): 30902400

約数和(自身を除く): 11740406

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 10729, 21458, 203851, 407702, 504263, 1008526, 9580997, 19161994]

約数ペア:

[(1, 19161994), (2, 9580997), (19, 1008526), (38, 504263), (47, 407702), (94, 203851), (893, 21458), (1786, 10729)]