2809328

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2552

約数の個数: 20

約数和(自身を含む): 5521968

約数和(自身を除く): 2712640

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 2473, 4946, 9892, 19784, 39568, 175583, 351166, 702332, 1404664, 2809328]

約数ペア:

[(1, 2809328), (2, 1404664), (4, 702332), (8, 351166), (16, 175583), (71, 39568), (142, 19784), (284, 9892), (568, 4946), (1136, 2473)]