137911216

素因数分解:

$2^4\times {\mathrm{443}}^1\times {\mathrm{19457}}^1$

素因数の和:19908

約数の個数: 20

約数和(自身を含む): 267819912

約数和(自身を除く): 129908696

約数列:

[1, 2, 4, 8, 16, 443, 886, 1772, 3544, 7088, 19457, 38914, 77828, 155656, 311312, 8619451, 17238902, 34477804, 68955608, 137911216]

約数ペア:

[(1, 137911216), (2, 68955608), (4, 34477804), (8, 17238902), (16, 8619451), (443, 311312), (886, 155656), (1772, 77828), (3544, 38914), (7088, 19457)]