19839904

素因数分解:

$2^5\times 7^2\times {\mathrm{12653}}^1$

素因数の和:12677

約数の個数: 36

約数和(自身を含む): 45440514

約数和(自身を除く): 25600610

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 12653, 25306, 50612, 88571, 101224, 177142, 202448, 354284, 404896, 619997, 708568, 1239994, 1417136, 2479988, 2834272, 4959976, 9919952, 19839904]

約数ペア:

[(1, 19839904), (2, 9919952), (4, 4959976), (7, 2834272), (8, 2479988), (14, 1417136), (16, 1239994), (28, 708568), (32, 619997), (49, 404896), (56, 354284), (98, 202448), (112, 177142), (196, 101224), (224, 88571), (392, 50612), (784, 25306), (1568, 12653)]