20943020161

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{187237}}^1$

素因数の和:187321

約数の個数: 24

約数和(自身を含む): 26093487680

約数和(自身を除く): 5150467519

約数列:

[1, 7, 19, 29, 133, 203, 551, 841, 3857, 5887, 15979, 111853, 187237, 1310659, 3557503, 5429873, 24902521, 38009111, 103167587, 157466317, 722173109, 1102264219, 2991860023, 20943020161]

約数ペア:

[(1, 20943020161), (7, 2991860023), (19, 1102264219), (29, 722173109), (133, 157466317), (203, 103167587), (551, 38009111), (841, 24902521), (3857, 5429873), (5887, 3557503), (15979, 1310659), (111853, 187237)]