18613994

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{14939}}^1$

素因数の和:15037

約数の個数: 16

約数和(自身を含む): 32270400

約数和(自身を除く): 13656406

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 14939, 29878, 104573, 209146, 1329571, 2659142, 9306997, 18613994]

約数ペア:

[(1, 18613994), (2, 9306997), (7, 2659142), (14, 1329571), (89, 209146), (178, 104573), (623, 29878), (1246, 14939)]