2009190631

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{2237}}^1\times {\mathrm{4139}}^1$

素因数の和:6414

約数の個数: 16

約数和(自身を含む): 2371921920

約数和(自身を除く): 362731289

約数列:

[1, 7, 31, 217, 2237, 4139, 15659, 28973, 69347, 128309, 485429, 898163, 9258943, 64812601, 287027233, 2009190631]

約数ペア:

[(1, 2009190631), (7, 287027233), (31, 64812601), (217, 9258943), (2237, 898163), (4139, 485429), (15659, 128309), (28973, 69347)]