28020503042

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{5544223}}^1$

素因数の和:5544270

約数の個数: 24

約数和(自身を含む): 50696384256

約数和(自身を除く): 22675881214

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 5544223, 11088446, 38809561, 77619122, 105340237, 210680474, 737381659, 1474763318, 2001464503, 4002929006, 14010251521, 28020503042]

約数ペア:

[(1, 28020503042), (2, 14010251521), (7, 4002929006), (14, 2001464503), (19, 1474763318), (38, 737381659), (133, 210680474), (266, 105340237), (361, 77619122), (722, 38809561), (2527, 11088446), (5054, 5544223)]