208459012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{11119}}^1$

素因数の和:11275

約数の個数: 24

約数和(自身を含む): 376745600

約数和(自身を除く): 168286588

約数列:

[1, 2, 4, 43, 86, 109, 172, 218, 436, 4687, 9374, 11119, 18748, 22238, 44476, 478117, 956234, 1211971, 1912468, 2423942, 4847884, 52114753, 104229506, 208459012]

約数ペア:

[(1, 208459012), (2, 104229506), (4, 52114753), (43, 4847884), (86, 2423942), (109, 1912468), (172, 1211971), (218, 956234), (436, 478117), (4687, 44476), (9374, 22238), (11119, 18748)]