19615402

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1907}}^1$

素因数の和:2085

約数の個数: 16

約数和(自身を含む): 30451680

約数和(自身を除く): 10836278

約数列:

[1, 2, 37, 74, 139, 278, 1907, 3814, 5143, 10286, 70559, 141118, 265073, 530146, 9807701, 19615402]

約数ペア:

[(1, 19615402), (2, 9807701), (37, 530146), (74, 265073), (139, 141118), (278, 70559), (1907, 10286), (3814, 5143)]