2017648437

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5056763}}^1$

素因数の和:5056792

約数の個数: 16

約数和(自身を含む): 3236328960

約数和(自身を除く): 1218680523

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5056763, 15170289, 35397341, 96078497, 106192023, 288235491, 672549479, 2017648437]

約数ペア:

[(1, 2017648437), (3, 672549479), (7, 288235491), (19, 106192023), (21, 96078497), (57, 35397341), (133, 15170289), (399, 5056763)]