19154486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{2087}}^1$

素因数の和:2455

約数の個数: 16

約数和(自身を含む): 31044384

約数和(自身を除く): 11889898

約数列:

[1, 2, 13, 26, 353, 706, 2087, 4174, 4589, 9178, 27131, 54262, 736711, 1473422, 9577243, 19154486]

約数ペア:

[(1, 19154486), (2, 9577243), (13, 1473422), (26, 736711), (353, 54262), (706, 27131), (2087, 9178), (4174, 4589)]