19889432

素因数分解:

$2^3\times {\mathrm{353}}^1\times {\mathrm{7043}}^1$

素因数の和:7402

約数の個数: 16

約数和(自身を含む): 37403640

約数和(自身を除く): 17514208

約数列:

[1, 2, 4, 8, 353, 706, 1412, 2824, 7043, 14086, 28172, 56344, 2486179, 4972358, 9944716, 19889432]

約数ペア:

[(1, 19889432), (2, 9944716), (4, 4972358), (8, 2486179), (353, 56344), (706, 28172), (1412, 14086), (2824, 7043)]