19208222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{6373}}^1$

素因数の和:6523

約数の個数: 16

約数和(自身を含む): 31666032

約数和(自身を除く): 12457810

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 6373, 12746, 70103, 140206, 873101, 1746202, 9604111, 19208222]

約数ペア:

[(1, 19208222), (2, 9604111), (11, 1746202), (22, 873101), (137, 140206), (274, 70103), (1507, 12746), (3014, 6373)]