20178036872

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4935919}}^1$

素因数の和:4936005

約数の個数: 32

約数和(自身を含む): 43830969600

約数和(自身を除く): 23652932728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4935919, 9871838, 19743676, 34551433, 39487352, 69102866, 138205732, 276411464, 360322087, 720644174, 1441288348, 2522254609, 2882576696, 5044509218, 10089018436, 20178036872]

約数ペア:

[(1, 20178036872), (2, 10089018436), (4, 5044509218), (7, 2882576696), (8, 2522254609), (14, 1441288348), (28, 720644174), (56, 360322087), (73, 276411464), (146, 138205732), (292, 69102866), (511, 39487352), (584, 34551433), (1022, 19743676), (2044, 9871838), (4088, 4935919)]