19784562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{471061}}^1$

素因数の和:471073

約数の個数: 16

約数和(自身を含む): 45221952

約数和(自身を除く): 25437390

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 471061, 942122, 1413183, 2826366, 3297427, 6594854, 9892281, 19784562]

約数ペア:

[(1, 19784562), (2, 9892281), (3, 6594854), (6, 3297427), (7, 2826366), (14, 1413183), (21, 942122), (42, 471061)]