19858956

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127301}}^1$

素因数の和:127321

約数の個数: 24

約数和(自身を含む): 49902384

約数和(自身を除く): 30043428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127301, 254602, 381903, 509204, 763806, 1527612, 1654913, 3309826, 4964739, 6619652, 9929478, 19858956]

約数ペア:

[(1, 19858956), (2, 9929478), (3, 6619652), (4, 4964739), (6, 3309826), (12, 1654913), (13, 1527612), (26, 763806), (39, 509204), (52, 381903), (78, 254602), (156, 127301)]