19859378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2999}}^1$

素因数の和:3062

約数の個数: 32

約数和(自身を含む): 38016000

約数和(自身を除く): 18156622

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 2999, 3311, 5998, 6622, 20993, 32989, 41986, 65978, 128957, 230923, 257914, 461846, 902699, 1418527, 1805398, 2837054, 9929689, 19859378]

約数ペア:

[(1, 19859378), (2, 9929689), (7, 2837054), (11, 1805398), (14, 1418527), (22, 902699), (43, 461846), (77, 257914), (86, 230923), (154, 128957), (301, 65978), (473, 41986), (602, 32989), (946, 20993), (2999, 6622), (3311, 5998)]