19729676

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{11287}}^1$

素因数の和:11333

約数の個数: 24

約数和(自身を含む): 37927680

約数和(自身を除く): 18198004

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 11287, 22574, 45148, 214453, 259601, 428906, 519202, 857812, 1038404, 4932419, 9864838, 19729676]

約数ペア:

[(1, 19729676), (2, 9864838), (4, 4932419), (19, 1038404), (23, 857812), (38, 519202), (46, 428906), (76, 259601), (92, 214453), (437, 45148), (874, 22574), (1748, 11287)]