18450680

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4567}}^1$

素因数の和:4679

約数の個数: 32

約数和(自身を含む): 41934240

約数和(自身を除く): 23483560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 4567, 9134, 18268, 22835, 36536, 45670, 91340, 182680, 461267, 922534, 1845068, 2306335, 3690136, 4612670, 9225340, 18450680]

約数ペア:

[(1, 18450680), (2, 9225340), (4, 4612670), (5, 3690136), (8, 2306335), (10, 1845068), (20, 922534), (40, 461267), (101, 182680), (202, 91340), (404, 45670), (505, 36536), (808, 22835), (1010, 18268), (2020, 9134), (4040, 4567)]