20682178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{3469}}^1$

素因数の和:3753

約数の個数: 16

約数和(自身を含む): 33978240

約数和(自身を除く): 13296062

約数列:

[1, 2, 11, 22, 271, 542, 2981, 3469, 5962, 6938, 38159, 76318, 940099, 1880198, 10341089, 20682178]

約数ペア:

[(1, 20682178), (2, 10341089), (11, 1880198), (22, 940099), (271, 76318), (542, 38159), (2981, 6938), (3469, 5962)]