205173808

素因数分解:

$2^4\times 7^1\times {\mathrm{1831909}}^1$

素因数の和:1831924

約数の個数: 20

約数和(自身を含む): 454313680

約数和(自身を除く): 249139872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1831909, 3663818, 7327636, 12823363, 14655272, 25646726, 29310544, 51293452, 102586904, 205173808]

約数ペア:

[(1, 205173808), (2, 102586904), (4, 51293452), (7, 29310544), (8, 25646726), (14, 14655272), (16, 12823363), (28, 7327636), (56, 3663818), (112, 1831909)]