19661254

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{941}}^1$

素因数の和:1311

約数の個数: 16

約数和(自身を含む): 30566016

約数和(自身を除く): 10904762

約数列:

[1, 2, 31, 62, 337, 674, 941, 1882, 10447, 20894, 29171, 58342, 317117, 634234, 9830627, 19661254]

約数ペア:

[(1, 19661254), (2, 9830627), (31, 634234), (62, 317117), (337, 58342), (674, 29171), (941, 20894), (1882, 10447)]