220449218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{467}}^1\times {\mathrm{499}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 370656000

約数和(自身を除く): 150206782

約数列:

[1, 2, 11, 22, 43, 86, 467, 473, 499, 934, 946, 998, 5137, 5489, 10274, 10978, 20081, 21457, 40162, 42914, 220891, 233033, 236027, 441782, 466066, 472054, 2563363, 5126726, 10020419, 20040838, 110224609, 220449218]

約数ペア:

[(1, 220449218), (2, 110224609), (11, 20040838), (22, 10020419), (43, 5126726), (86, 2563363), (467, 472054), (473, 466066), (499, 441782), (934, 236027), (946, 233033), (998, 220891), (5137, 42914), (5489, 40162), (10274, 21457), (10978, 20081)]