20111794

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1\times {\mathrm{587}}^1$

素因数の和:1089

約数の個数: 16

約数和(自身を含む): 31102848

約数和(自身を除く): 10991054

約数列:

[1, 2, 37, 74, 463, 587, 926, 1174, 17131, 21719, 34262, 43438, 271781, 543562, 10055897, 20111794]

約数ペア:

[(1, 20111794), (2, 10055897), (37, 543562), (74, 271781), (463, 43438), (587, 34262), (926, 21719), (1174, 17131)]