19154884

素因数分解:

$2^2\times 7^2\times {\mathrm{97729}}^1$

素因数の和:97747

約数の個数: 18

約数和(自身を含む): 38994270

約数和(自身を除く): 19839386

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 97729, 195458, 390916, 684103, 1368206, 2736412, 4788721, 9577442, 19154884]

約数ペア:

[(1, 19154884), (2, 9577442), (4, 4788721), (7, 2736412), (14, 1368206), (28, 684103), (49, 390916), (98, 195458), (196, 97729)]