19587381

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{467}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 10604235

約数列:

[1, 3, 11, 31, 33, 41, 93, 123, 341, 451, 467, 1023, 1271, 1353, 1401, 3813, 5137, 13981, 14477, 15411, 19147, 41943, 43431, 57441, 159247, 210617, 477741, 593557, 631851, 1780671, 6529127, 19587381]

約数ペア:

[(1, 19587381), (3, 6529127), (11, 1780671), (31, 631851), (33, 593557), (41, 477741), (93, 210617), (123, 159247), (341, 57441), (451, 43431), (467, 41943), (1023, 19147), (1271, 15411), (1353, 14477), (1401, 13981), (3813, 5137)]