1680591838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{605837}}^1$

素因数の和:605931

約数の個数: 16

約数和(自身を含む): 2689920720

約数和(自身を除く): 1009328882

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 605837, 1211674, 11510903, 23021806, 44226101, 88452202, 840295919, 1680591838]

約数ペア:

[(1, 1680591838), (2, 840295919), (19, 88452202), (38, 44226101), (73, 23021806), (146, 11510903), (1387, 1211674), (2774, 605837)]