19668952

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{129401}}^1$

素因数の和:129426

約数の個数: 16

約数和(自身を含む): 38820600

約数和(自身を除く): 19151648

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 129401, 258802, 517604, 1035208, 2458619, 4917238, 9834476, 19668952]

約数ペア:

[(1, 19668952), (2, 9834476), (4, 4917238), (8, 2458619), (19, 1035208), (38, 517604), (76, 258802), (152, 129401)]