19752393

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{2551}}^1$

素因数の和:2672

約数の個数: 16

約数和(自身を含む): 27561600

約数和(自身を除く): 7809207

約数列:

[1, 3, 29, 87, 89, 267, 2551, 2581, 7653, 7743, 73979, 221937, 227039, 681117, 6584131, 19752393]

約数ペア:

[(1, 19752393), (3, 6584131), (29, 681117), (87, 227039), (89, 221937), (267, 73979), (2551, 7743), (2581, 7653)]