18975670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{883}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 39207168

約数和(自身を除く): 20231498

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 307, 614, 883, 1535, 1766, 2149, 3070, 4298, 4415, 6181, 8830, 10745, 12362, 21490, 30905, 61810, 271081, 542162, 1355405, 1897567, 2710810, 3795134, 9487835, 18975670]

約数ペア:

[(1, 18975670), (2, 9487835), (5, 3795134), (7, 2710810), (10, 1897567), (14, 1355405), (35, 542162), (70, 271081), (307, 61810), (614, 30905), (883, 21490), (1535, 12362), (1766, 10745), (2149, 8830), (3070, 6181), (4298, 4415)]