31428016

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{7643}}^1$

素因数の和:7908

約数の個数: 20

約数和(自身を含む): 61136712

約数和(自身を除く): 29708696

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 7643, 15286, 30572, 61144, 122288, 1964251, 3928502, 7857004, 15714008, 31428016]

約数ペア:

[(1, 31428016), (2, 15714008), (4, 7857004), (8, 3928502), (16, 1964251), (257, 122288), (514, 61144), (1028, 30572), (2056, 15286), (4112, 7643)]