18239228

素因数分解:

$2^2\times 7^1\times {\mathrm{651401}}^1$

素因数の和:651412

約数の個数: 12

約数和(自身を含む): 36478512

約数和(自身を除く): 18239284

約数列:

[1, 2, 4, 7, 14, 28, 651401, 1302802, 2605604, 4559807, 9119614, 18239228]

約数ペア:

[(1, 18239228), (2, 9119614), (4, 4559807), (7, 2605604), (14, 1302802), (28, 651401)]