19254319

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4373}}^1$

素因数の和:4434

約数の個数: 16

約数和(自身を含む): 23934528

約数和(自身を除く): 4680209

約数列:

[1, 7, 17, 37, 119, 259, 629, 4373, 4403, 30611, 74341, 161801, 520387, 1132607, 2750617, 19254319]

約数ペア:

[(1, 19254319), (7, 2750617), (17, 1132607), (37, 520387), (119, 161801), (259, 74341), (629, 30611), (4373, 4403)]