2018221808

素因数分解:

$2^4\times {\mathrm{617}}^1\times {\mathrm{204439}}^1$

素因数の和:205064

約数の個数: 20

約数和(自身を含む): 3916661520

約数和(自身を除く): 1898439712

約数列:

[1, 2, 4, 8, 16, 617, 1234, 2468, 4936, 9872, 204439, 408878, 817756, 1635512, 3271024, 126138863, 252277726, 504555452, 1009110904, 2018221808]

約数ペア:

[(1, 2018221808), (2, 1009110904), (4, 504555452), (8, 252277726), (16, 126138863), (617, 3271024), (1234, 1635512), (2468, 817756), (4936, 408878), (9872, 204439)]