20840844

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{102161}}^1$

素因数の和:102185

約数の個数: 24

約数和(自身を含む): 51489648

約数和(自身を除く): 30648804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 102161, 204322, 306483, 408644, 612966, 1225932, 1736737, 3473474, 5210211, 6946948, 10420422, 20840844]

約数ペア:

[(1, 20840844), (2, 10420422), (3, 6946948), (4, 5210211), (6, 3473474), (12, 1736737), (17, 1225932), (34, 612966), (51, 408644), (68, 306483), (102, 204322), (204, 102161)]