19687262

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23053}}^1$

素因数の和:23123

約数の個数: 16

約数和(自身を含む): 34304352

約数和(自身を除く): 14617090

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23053, 46106, 161371, 322742, 1406233, 2812466, 9843631, 19687262]

約数ペア:

[(1, 19687262), (2, 9843631), (7, 2812466), (14, 1406233), (61, 322742), (122, 161371), (427, 46106), (854, 23053)]