18596249

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 23560704

約数和(自身を除く): 4964455

約数列:

[1, 7, 17, 31, 71, 119, 217, 497, 527, 1207, 2201, 3689, 5041, 8449, 15407, 35287, 37417, 85697, 156271, 261919, 599879, 1093897, 2656607, 18596249]

約数ペア:

[(1, 18596249), (7, 2656607), (17, 1093897), (31, 599879), (71, 261919), (119, 156271), (217, 85697), (497, 37417), (527, 35287), (1207, 15407), (2201, 8449), (3689, 5041)]