20583729

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61813}}^1$

素因数の和:61856

約数の個数: 12

約数和(自身を含む): 30536116

約数和(自身を除く): 9952387

約数列:

[1, 3, 9, 37, 111, 333, 61813, 185439, 556317, 2287081, 6861243, 20583729]

約数ペア:

[(1, 20583729), (3, 6861243), (9, 2287081), (37, 556317), (111, 185439), (333, 61813)]