20504078

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{4057}}^1$

素因数の和:4104

約数の個数: 24

約数和(自身を含む): 37106352

約数和(自身を除く): 16602274

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 4057, 5054, 8114, 28399, 56798, 77083, 154166, 539581, 1079162, 1464577, 2929154, 10252039, 20504078]

約数ペア:

[(1, 20504078), (2, 10252039), (7, 2929154), (14, 1464577), (19, 1079162), (38, 539581), (133, 154166), (266, 77083), (361, 56798), (722, 28399), (2527, 8114), (4057, 5054)]