20426028

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{243167}}^1$

素因数の和:243181

約数の個数: 24

約数和(自身を含む): 54469632

約数和(自身を除く): 34043604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 243167, 486334, 729501, 972668, 1459002, 1702169, 2918004, 3404338, 5106507, 6808676, 10213014, 20426028]

約数ペア:

[(1, 20426028), (2, 10213014), (3, 6808676), (4, 5106507), (6, 3404338), (7, 2918004), (12, 1702169), (14, 1459002), (21, 972668), (28, 729501), (42, 486334), (84, 243167)]