2019009904

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3077759}}^1$

素因数の和:3077808

約数の個数: 20

約数和(自身を含む): 4007243520

約数和(自身を除く): 1988233616

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3077759, 6155518, 12311036, 24622072, 49244144, 126188119, 252376238, 504752476, 1009504952, 2019009904]

約数ペア:

[(1, 2019009904), (2, 1009504952), (4, 504752476), (8, 252376238), (16, 126188119), (41, 49244144), (82, 24622072), (164, 12311036), (328, 6155518), (656, 3077759)]