20505826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49057}}^1$

素因数の和:49089

約数の個数: 16

約数和(自身を含む): 35321760

約数和(自身を除く): 14815934

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 49057, 98114, 539627, 932083, 1079254, 1864166, 10252913, 20505826]

約数ペア:

[(1, 20505826), (2, 10252913), (11, 1864166), (19, 1079254), (22, 932083), (38, 539627), (209, 98114), (418, 49057)]