38989888

素因数分解:

$2^6\times 7^2\times {\mathrm{12433}}^1$

素因数の和:12459

約数の個数: 42

約数和(自身を含む): 90009726

約数和(自身を除く): 51019838

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 12433, 24866, 49732, 87031, 99464, 174062, 198928, 348124, 397856, 609217, 696248, 795712, 1218434, 1392496, 2436868, 2784992, 4873736, 5569984, 9747472, 19494944, 38989888]

約数ペア:

[(1, 38989888), (2, 19494944), (4, 9747472), (7, 5569984), (8, 4873736), (14, 2784992), (16, 2436868), (28, 1392496), (32, 1218434), (49, 795712), (56, 696248), (64, 609217), (98, 397856), (112, 348124), (196, 198928), (224, 174062), (392, 99464), (448, 87031), (784, 49732), (1568, 24866), (3136, 12433)]