19687107839

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{332873}}^1$

素因数の和:332975

約数の個数: 24

約数和(自身を含む): 24590068128

約数和(自身を除く): 4902960289

約数列:

[1, 7, 17, 49, 71, 119, 497, 833, 1207, 3479, 8449, 59143, 332873, 2330111, 5658841, 16310777, 23633983, 39611887, 165437881, 277283209, 401777711, 1158065167, 2812443977, 19687107839]

約数ペア:

[(1, 19687107839), (7, 2812443977), (17, 1158065167), (49, 401777711), (71, 277283209), (119, 165437881), (497, 39611887), (833, 23633983), (1207, 16310777), (3479, 5658841), (8449, 2330111), (59143, 332873)]