20011768

素因数分解:

$2^3\times 7^1\times {\mathrm{357353}}^1$

素因数の和:357366

約数の個数: 16

約数和(自身を含む): 42882480

約数和(自身を除く): 22870712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 357353, 714706, 1429412, 2501471, 2858824, 5002942, 10005884, 20011768]

約数ペア:

[(1, 20011768), (2, 10005884), (4, 5002942), (7, 2858824), (8, 2501471), (14, 1429412), (28, 714706), (56, 357353)]