2017403216

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{397753}}^1$

素因数の和:398078

約数の個数: 20

約数和(自身を含む): 3921058932

約数和(自身を除く): 1903655716

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 5072, 397753, 795506, 1591012, 3182024, 6364048, 126087701, 252175402, 504350804, 1008701608, 2017403216]

約数ペア:

[(1, 2017403216), (2, 1008701608), (4, 504350804), (8, 252175402), (16, 126087701), (317, 6364048), (634, 3182024), (1268, 1591012), (2536, 795506), (5072, 397753)]