19797014

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2071

約数の個数: 16

約数和(自身を含む): 30675456

約数和(自身を除く): 10878442

約数列:

[1, 2, 41, 82, 127, 254, 1901, 3802, 5207, 10414, 77941, 155882, 241427, 482854, 9898507, 19797014]

約数ペア:

[(1, 19797014), (2, 9898507), (41, 482854), (82, 241427), (127, 155882), (254, 77941), (1901, 10414), (3802, 5207)]