20503952

素因数分解:

$2^4\times 7^2\times {\mathrm{26153}}^1$

素因数の和:26175

約数の個数: 30

約数和(自身を含む): 46214118

約数和(自身を除く): 25710166

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26153, 52306, 104612, 183071, 209224, 366142, 418448, 732284, 1281497, 1464568, 2562994, 2929136, 5125988, 10251976, 20503952]

約数ペア:

[(1, 20503952), (2, 10251976), (4, 5125988), (7, 2929136), (8, 2562994), (14, 1464568), (16, 1281497), (28, 732284), (49, 418448), (56, 366142), (98, 209224), (112, 183071), (196, 104612), (392, 52306), (784, 26153)]