19866982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{5171}}^1$

素因数の和:5303

約数の個数: 16

約数和(自身を含む): 31838832

約数和(自身を除く): 11971850

約数列:

[1, 2, 17, 34, 113, 226, 1921, 3842, 5171, 10342, 87907, 175814, 584323, 1168646, 9933491, 19866982]

約数ペア:

[(1, 19866982), (2, 9933491), (17, 1168646), (34, 584323), (113, 175814), (226, 87907), (1921, 10342), (3842, 5171)]