25789328

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{39313}}^1$

素因数の和:39362

約数の個数: 20

約数和(自身を含む): 51186828

約数和(自身を除く): 25397500

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 39313, 78626, 157252, 314504, 629008, 1611833, 3223666, 6447332, 12894664, 25789328]

約数ペア:

[(1, 25789328), (2, 12894664), (4, 6447332), (8, 3223666), (16, 1611833), (41, 629008), (82, 314504), (164, 157252), (328, 78626), (656, 39313)]