19725594

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{469657}}^1$

素因数の和:469669

約数の個数: 16

約数和(自身を含む): 45087168

約数和(自身を除く): 25361574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 469657, 939314, 1408971, 2817942, 3287599, 6575198, 9862797, 19725594]

約数ペア:

[(1, 19725594), (2, 9862797), (3, 6575198), (6, 3287599), (7, 2817942), (14, 1408971), (21, 939314), (42, 469657)]