18709838374

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1\times {\mathrm{271811}}^1$

素因数の和:272211

約数の個数: 16

約数和(自身を含む): 28390219776

約数和(自身を除く): 9680381402

約数列:

[1, 2, 127, 254, 271, 542, 34417, 68834, 271811, 543622, 34519997, 69039994, 73660781, 147321562, 9354919187, 18709838374]

約数ペア:

[(1, 18709838374), (2, 9354919187), (127, 147321562), (254, 73660781), (271, 69039994), (542, 34519997), (34417, 543622), (68834, 271811)]