20018306

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3023}}^1$

素因数の和:3086

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 18301822

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3023, 3311, 6046, 6622, 21161, 33253, 42322, 66506, 129989, 232771, 259978, 465542, 909923, 1429879, 1819846, 2859758, 10009153, 20018306]

約数ペア:

[(1, 20018306), (2, 10009153), (7, 2859758), (11, 1819846), (14, 1429879), (22, 909923), (43, 465542), (77, 259978), (86, 232771), (154, 129989), (301, 66506), (473, 42322), (602, 33253), (946, 21161), (3023, 6622), (3311, 6046)]