2018059918

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1\times {\mathrm{2621}}^1$

素因数の和:3952

約数の個数: 32

約数和(自身を含む): 3544104960

約数和(自身を除く): 1526045042

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 1279, 2558, 2621, 5242, 8953, 17906, 18347, 36694, 54997, 109994, 112703, 225406, 384979, 769958, 788921, 1577842, 3352259, 6704518, 23465813, 46931626, 144147137, 288294274, 1009029959, 2018059918]

約数ペア:

[(1, 2018059918), (2, 1009029959), (7, 288294274), (14, 144147137), (43, 46931626), (86, 23465813), (301, 6704518), (602, 3352259), (1279, 1577842), (2558, 788921), (2621, 769958), (5242, 384979), (8953, 225406), (17906, 112703), (18347, 109994), (36694, 54997)]