19940896

素因数分解:

$2^5\times {\mathrm{109}}^1\times {\mathrm{5717}}^1$

素因数の和:5836

約数の個数: 24

約数和(自身を含む): 39625740

約数和(自身を除く): 19684844

約数列:

[1, 2, 4, 8, 16, 32, 109, 218, 436, 872, 1744, 3488, 5717, 11434, 22868, 45736, 91472, 182944, 623153, 1246306, 2492612, 4985224, 9970448, 19940896]

約数ペア:

[(1, 19940896), (2, 9970448), (4, 4985224), (8, 2492612), (16, 1246306), (32, 623153), (109, 182944), (218, 91472), (436, 45736), (872, 22868), (1744, 11434), (3488, 5717)]