1821981712

素因数分解:

$2^4\times {\mathrm{233}}^1\times {\mathrm{488729}}^1$

素因数の和:488970

約数の個数: 20

約数和(自身を含む): 3545247420

約数和(自身を除く): 1723265708

約数列:

[1, 2, 4, 8, 16, 233, 466, 932, 1864, 3728, 488729, 977458, 1954916, 3909832, 7819664, 113873857, 227747714, 455495428, 910990856, 1821981712]

約数ペア:

[(1, 1821981712), (2, 910990856), (4, 455495428), (8, 227747714), (16, 113873857), (233, 7819664), (466, 3909832), (932, 1954916), (1864, 977458), (3728, 488729)]