19846228

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{499}}^1$

素因数の和:727

約数の個数: 24

約数和(自身を含む): 35588000

約数和(自身を除く): 15741772

約数列:

[1, 2, 4, 61, 122, 163, 244, 326, 499, 652, 998, 1996, 9943, 19886, 30439, 39772, 60878, 81337, 121756, 162674, 325348, 4961557, 9923114, 19846228]

約数ペア:

[(1, 19846228), (2, 9923114), (4, 4961557), (61, 325348), (122, 162674), (163, 121756), (244, 81337), (326, 60878), (499, 39772), (652, 30439), (998, 19886), (1996, 9943)]