51720676

素因数分解:

$2^2\times 7^2\times {\mathrm{263881}}^1$

素因数の和:263899

約数の個数: 18

約数和(自身を含む): 105288918

約数和(自身を除く): 53568242

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 263881, 527762, 1055524, 1847167, 3694334, 7388668, 12930169, 25860338, 51720676]

約数ペア:

[(1, 51720676), (2, 25860338), (4, 12930169), (7, 7388668), (14, 3694334), (28, 1847167), (49, 1055524), (98, 527762), (196, 263881)]