11987626

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{19913}}^1$

素因数の和:19965

約数の個数: 16

約数和(自身を含む): 21029184

約数和(自身を除く): 9041558

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 19913, 39826, 139391, 278782, 856259, 1712518, 5993813, 11987626]

約数ペア:

[(1, 11987626), (2, 5993813), (7, 1712518), (14, 856259), (43, 278782), (86, 139391), (301, 39826), (602, 19913)]