11213236412

素因数分解:

$2^2\times 7^1\times {\mathrm{400472729}}^1$

素因数の和:400472740

約数の個数: 12

約数和(自身を含む): 22426472880

約数和(自身を除く): 11213236468

約数列:

[1, 2, 4, 7, 14, 28, 400472729, 800945458, 1601890916, 2803309103, 5606618206, 11213236412]

約数ペア:

[(1, 11213236412), (2, 5606618206), (4, 2803309103), (7, 1601890916), (14, 800945458), (28, 400472729)]