20680658306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3123023}}^1$

素因数の和:3123086

約数の個数: 32

約数和(自身を含む): 39574960128

約数和(自身を除く): 18894301822

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3311, 6622, 3123023, 6246046, 21861161, 34353253, 43722322, 68706506, 134289989, 240472771, 268579978, 480945542, 940029923, 1477189879, 1880059846, 2954379758, 10340329153, 20680658306]

約数ペア:

[(1, 20680658306), (2, 10340329153), (7, 2954379758), (11, 1880059846), (14, 1477189879), (22, 940029923), (43, 480945542), (77, 268579978), (86, 240472771), (154, 134289989), (301, 68706506), (473, 43722322), (602, 34353253), (946, 21861161), (3311, 6246046), (6622, 3123023)]