19668244

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:619

約数の個数: 24

約数和(自身を含む): 35172200

約数和(自身を除く): 15503956

約数列:

[1, 2, 4, 73, 146, 193, 292, 349, 386, 698, 772, 1396, 14089, 25477, 28178, 50954, 56356, 67357, 101908, 134714, 269428, 4917061, 9834122, 19668244]

約数ペア:

[(1, 19668244), (2, 9834122), (4, 4917061), (73, 269428), (146, 134714), (193, 101908), (292, 67357), (349, 56356), (386, 50954), (698, 28178), (772, 25477), (1396, 14089)]