19923008

素因数分解:

$2^6\times 7^2\times {\mathrm{6353}}^1$

素因数の和:6379

約数の個数: 42

約数和(自身を含む): 45996606

約数和(自身を除く): 26073598

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 6353, 12706, 25412, 44471, 50824, 88942, 101648, 177884, 203296, 311297, 355768, 406592, 622594, 711536, 1245188, 1423072, 2490376, 2846144, 4980752, 9961504, 19923008]

約数ペア:

[(1, 19923008), (2, 9961504), (4, 4980752), (7, 2846144), (8, 2490376), (14, 1423072), (16, 1245188), (28, 711536), (32, 622594), (49, 406592), (56, 355768), (64, 311297), (98, 203296), (112, 177884), (196, 101648), (224, 88942), (392, 50824), (448, 44471), (784, 25412), (1568, 12706), (3136, 6353)]