18998966

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{8429}}^1$

素因数の和:8468

約数の個数: 24

約数和(自身を含む): 34596720

約数和(自身を除く): 15597754

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 8429, 16858, 59003, 118006, 193867, 387734, 413021, 826042, 1357069, 2714138, 9499483, 18998966]

約数ペア:

[(1, 18998966), (2, 9499483), (7, 2714138), (14, 1357069), (23, 826042), (46, 413021), (49, 387734), (98, 193867), (161, 118006), (322, 59003), (1127, 16858), (2254, 8429)]