20555724

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{244711}}^1$

素因数の和:244725

約数の個数: 24

約数和(自身を含む): 54815488

約数和(自身を除く): 34259764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 244711, 489422, 734133, 978844, 1468266, 1712977, 2936532, 3425954, 5138931, 6851908, 10277862, 20555724]

約数ペア:

[(1, 20555724), (2, 10277862), (3, 6851908), (4, 5138931), (6, 3425954), (7, 2936532), (12, 1712977), (14, 1468266), (21, 978844), (28, 734133), (42, 489422), (84, 244711)]