19040912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108187}}^1$

素因数の和:108206

約数の個数: 20

約数和(自身を含む): 40245936

約数和(自身を除く): 21205024

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108187, 216374, 432748, 865496, 1190057, 1730992, 2380114, 4760228, 9520456, 19040912]

約数ペア:

[(1, 19040912), (2, 9520456), (4, 4760228), (8, 2380114), (11, 1730992), (16, 1190057), (22, 865496), (44, 432748), (88, 216374), (176, 108187)]