19774066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 34151040

約数和(自身を除く): 14376974

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 299, 559, 598, 769, 989, 1118, 1538, 1978, 9997, 12857, 17687, 19994, 25714, 33067, 35374, 66134, 229931, 429871, 459862, 760541, 859742, 1521082, 9887033, 19774066]

約数ペア:

[(1, 19774066), (2, 9887033), (13, 1521082), (23, 859742), (26, 760541), (43, 459862), (46, 429871), (86, 229931), (299, 66134), (559, 35374), (598, 33067), (769, 25714), (989, 19994), (1118, 17687), (1538, 12857), (1978, 9997)]