680882508

素因数分解:

$2^2\times 3^2\times {\mathrm{18913403}}^1$

素因数の和:18913413

約数の個数: 18

約数和(自身を含む): 1721119764

約数和(自身を除く): 1040237256

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 18913403, 37826806, 56740209, 75653612, 113480418, 170220627, 226960836, 340441254, 680882508]

約数ペア:

[(1, 680882508), (2, 340441254), (3, 226960836), (4, 170220627), (6, 113480418), (9, 75653612), (12, 56740209), (18, 37826806), (36, 18913403)]