18906916

素因数分解:

$2^2\times 7^1\times {\mathrm{675247}}^1$

素因数の和:675258

約数の個数: 12

約数和(自身を含む): 37813888

約数和(自身を除く): 18906972

約数列:

[1, 2, 4, 7, 14, 28, 675247, 1350494, 2700988, 4726729, 9453458, 18906916]

約数ペア:

[(1, 18906916), (2, 9453458), (4, 4726729), (7, 2700988), (14, 1350494), (28, 675247)]