20730552016

素因数分解:

$2^4\times {\mathrm{1549}}^1\times {\mathrm{836449}}^1$

素因数の和:838006

約数の個数: 20

約数和(自身を含む): 40191422500

約数和(自身を除く): 19460870484

約数列:

[1, 2, 4, 8, 16, 1549, 3098, 6196, 12392, 24784, 836449, 1672898, 3345796, 6691592, 13383184, 1295659501, 2591319002, 5182638004, 10365276008, 20730552016]

約数ペア:

[(1, 20730552016), (2, 10365276008), (4, 5182638004), (8, 2591319002), (16, 1295659501), (1549, 13383184), (3098, 6691592), (6196, 3345796), (12392, 1672898), (24784, 836449)]