19712854

素因数分解:

$2^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{2297}}^1$

素因数の和:2919

約数の個数: 16

約数和(自身を含む): 33863328

約数和(自身を除く): 14150474

約数列:

[1, 2, 7, 14, 613, 1226, 2297, 4291, 4594, 8582, 16079, 32158, 1408061, 2816122, 9856427, 19712854]

約数ペア:

[(1, 19712854), (2, 9856427), (7, 2816122), (14, 1408061), (613, 32158), (1226, 16079), (2297, 8582), (4291, 4594)]