20394283931

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{10159}}^1$

素因数の和:10563

約数の個数: 32

約数和(自身を含む): 25055047680

約数和(自身を除く): 4660763749

約数列:

[1, 7, 23, 37, 161, 259, 337, 851, 2359, 5957, 7751, 10159, 12469, 54257, 71113, 87283, 233657, 286787, 375883, 1635599, 2007509, 2631181, 3423583, 8645309, 23965081, 60517163, 78742409, 126672571, 551196863, 886707997, 2913469133, 20394283931]

約数ペア:

[(1, 20394283931), (7, 2913469133), (23, 886707997), (37, 551196863), (161, 126672571), (259, 78742409), (337, 60517163), (851, 23965081), (2359, 8645309), (5957, 3423583), (7751, 2631181), (10159, 2007509), (12469, 1635599), (54257, 375883), (71113, 286787), (87283, 233657)]