18218644

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4523}}^1$

素因数の和:4599

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 15982796

約数列:

[1, 2, 4, 19, 38, 53, 76, 106, 212, 1007, 2014, 4028, 4523, 9046, 18092, 85937, 171874, 239719, 343748, 479438, 958876, 4554661, 9109322, 18218644]

約数ペア:

[(1, 18218644), (2, 9109322), (4, 4554661), (19, 958876), (38, 479438), (53, 343748), (76, 239719), (106, 171874), (212, 85937), (1007, 18092), (2014, 9046), (4028, 4523)]