18907394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{45233}}^1$

素因数の和:45265

約数の個数: 16

約数和(自身を含む): 32568480

約数和(自身を除く): 13661086

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 45233, 90466, 497563, 859427, 995126, 1718854, 9453697, 18907394]

約数ペア:

[(1, 18907394), (2, 9453697), (11, 1718854), (19, 995126), (22, 859427), (38, 497563), (209, 90466), (418, 45233)]