18980752

素因数分解:

$2^4\times 7^1\times {\mathrm{169471}}^1$

素因数の和:169486

約数の個数: 20

約数和(自身を含む): 42029056

約数和(自身を除く): 23048304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 169471, 338942, 677884, 1186297, 1355768, 2372594, 2711536, 4745188, 9490376, 18980752]

約数ペア:

[(1, 18980752), (2, 9490376), (4, 4745188), (7, 2711536), (8, 2372594), (14, 1355768), (16, 1186297), (28, 677884), (56, 338942), (112, 169471)]