20197735708

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{9065411}}^1$

素因数の和:9065972

約数の個数: 12

約数和(自身を含む): 35409499272

約数和(自身を除く): 15211763564

約数列:

[1, 2, 4, 557, 1114, 2228, 9065411, 18130822, 36261644, 5049433927, 10098867854, 20197735708]

約数ペア:

[(1, 20197735708), (2, 10098867854), (4, 5049433927), (557, 36261644), (1114, 18130822), (2228, 9065411)]