19107351

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 28588560

約数和(自身を除く): 9481209

約数列:

[1, 3, 9, 43, 97, 129, 291, 387, 509, 873, 1527, 4171, 4581, 12513, 21887, 37539, 49373, 65661, 148119, 196983, 444357, 2123039, 6369117, 19107351]

約数ペア:

[(1, 19107351), (3, 6369117), (9, 2123039), (43, 444357), (97, 196983), (129, 148119), (291, 65661), (387, 49373), (509, 37539), (873, 21887), (1527, 12513), (4171, 4581)]