19668824

素因数分解:

$2^3\times 7^1\times {\mathrm{351229}}^1$

素因数の和:351242

約数の個数: 16

約数和(自身を含む): 42147600

約数和(自身を除く): 22478776

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 351229, 702458, 1404916, 2458603, 2809832, 4917206, 9834412, 19668824]

約数ペア:

[(1, 19668824), (2, 9834412), (4, 4917206), (7, 2809832), (8, 2458603), (14, 1404916), (28, 702458), (56, 351229)]