19936028

素因数分解:

$2^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{2017}}^1$

素因数の和:2381

約数の個数: 24

約数和(自身を含む): 40004832

約数和(自身を除く): 20068804

約数列:

[1, 2, 4, 7, 14, 28, 353, 706, 1412, 2017, 2471, 4034, 4942, 8068, 9884, 14119, 28238, 56476, 712001, 1424002, 2848004, 4984007, 9968014, 19936028]

約数ペア:

[(1, 19936028), (2, 9968014), (4, 4984007), (7, 2848004), (14, 1424002), (28, 712001), (353, 56476), (706, 28238), (1412, 14119), (2017, 9884), (2471, 8068), (4034, 4942)]