20796790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{297097}}^1$

素因数の和:297111

約数の個数: 16

約数和(自身を含む): 42782112

約数和(自身を除く): 21985322

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 297097, 594194, 1485485, 2079679, 2970970, 4159358, 10398395, 20796790]

約数ペア:

[(1, 20796790), (2, 10398395), (5, 4159358), (7, 2970970), (10, 2079679), (14, 1485485), (35, 594194), (70, 297097)]