20086.0000000

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4973}}^1$

素因数の和:5008

約数の個数: 24

約数和(自身を含む): 17011080

約数和(自身を除く): 7751354

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 133, 266, 931, 1862, 4973, 9946, 34811, 69622, 94487, 188974, 243677, 487354, 661409, 1322818, 4629863, 9259726]

約数ペア:

[(1, 9259726), (2, 4629863), (7, 1322818), (14, 661409), (19, 487354), (38, 243677), (49, 188974), (98, 94487), (133, 69622), (266, 34811), (931, 9946), (1862, 4973)]