20188893319

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{491}}^1\times {\mathrm{8147}}^1$

素因数の和:8755

約数の個数: 24

約数和(自身を含む): 23764261248

約数和(自身を除く): 3575367929

約数列:

[1, 7, 49, 103, 491, 721, 3437, 5047, 8147, 24059, 50573, 57029, 354011, 399203, 839141, 2478077, 4000177, 5873987, 28001239, 41117909, 196008673, 412018231, 2884127617, 20188893319]

約数ペア:

[(1, 20188893319), (7, 2884127617), (49, 412018231), (103, 196008673), (491, 41117909), (721, 28001239), (3437, 5873987), (5047, 4000177), (8147, 2478077), (24059, 839141), (50573, 399203), (57029, 354011)]