20127142

素因数分解:

$2^1\times 7^2\times {\mathrm{59}}^3$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 35725320

約数和(自身を除く): 15598178

約数列:

[1, 2, 7, 14, 49, 59, 98, 118, 413, 826, 2891, 3481, 5782, 6962, 24367, 48734, 170569, 205379, 341138, 410758, 1437653, 2875306, 10063571, 20127142]

約数ペア:

[(1, 20127142), (2, 10063571), (7, 2875306), (14, 1437653), (49, 410758), (59, 341138), (98, 205379), (118, 170569), (413, 48734), (826, 24367), (2891, 6962), (3481, 5782)]