19104519

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47881}}^1$

素因数の和:47910

約数の個数: 16

約数和(自身を含む): 30644480

約数和(自身を除く): 11539961

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 47881, 143643, 335167, 909739, 1005501, 2729217, 6368173, 19104519]

約数ペア:

[(1, 19104519), (3, 6368173), (7, 2729217), (19, 1005501), (21, 909739), (57, 335167), (133, 143643), (399, 47881)]