20341286

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{76471}}^1$

素因数の和:76499

約数の個数: 16

約数和(自身を含む): 36706560

約数和(自身を除く): 16365274

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 76471, 152942, 535297, 1070594, 1452949, 2905898, 10170643, 20341286]

約数ペア:

[(1, 20341286), (2, 10170643), (7, 2905898), (14, 1452949), (19, 1070594), (38, 535297), (133, 152942), (266, 76471)]