20551412

素因数分解:

$2^2\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3803}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 41326656

約数和(自身を除く): 20775244

約数列:

[1, 2, 4, 7, 14, 28, 193, 386, 772, 1351, 2702, 3803, 5404, 7606, 15212, 26621, 53242, 106484, 733979, 1467958, 2935916, 5137853, 10275706, 20551412]

約数ペア:

[(1, 20551412), (2, 10275706), (4, 5137853), (7, 2935916), (14, 1467958), (28, 733979), (193, 106484), (386, 53242), (772, 26621), (1351, 15212), (2702, 7606), (3803, 5404)]