20773172

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10163}}^1$

素因数の和:10247

約数の個数: 24

約数和(自身を含む): 42119616

約数和(自身を除く): 21346444

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 10163, 20326, 40652, 71141, 142282, 284564, 741899, 1483798, 2967596, 5193293, 10386586, 20773172]

約数ペア:

[(1, 20773172), (2, 10386586), (4, 5193293), (7, 2967596), (14, 1483798), (28, 741899), (73, 284564), (146, 142282), (292, 71141), (511, 40652), (1022, 20326), (2044, 10163)]