19950854

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{367}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 37518336

約数和(自身を除く): 17567482

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 353, 367, 706, 734, 2471, 2569, 3883, 4037, 4942, 5138, 7766, 8074, 27181, 28259, 54362, 56518, 129551, 259102, 906857, 1425061, 1813714, 2850122, 9975427, 19950854]

約数ペア:

[(1, 19950854), (2, 9975427), (7, 2850122), (11, 1813714), (14, 1425061), (22, 906857), (77, 259102), (154, 129551), (353, 56518), (367, 54362), (706, 28259), (734, 27181), (2471, 8074), (2569, 7766), (3883, 5138), (4037, 4942)]