28388118

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18701}}^1$

素因数の和:18740

約数の個数: 32

約数和(自身を含む): 64634112

約数和(自身を除く): 36245994

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 18701, 37402, 56103, 112206, 205711, 411422, 430123, 617133, 860246, 1234266, 1290369, 2580738, 4731353, 9462706, 14194059, 28388118]

約数ペア:

[(1, 28388118), (2, 14194059), (3, 9462706), (6, 4731353), (11, 2580738), (22, 1290369), (23, 1234266), (33, 860246), (46, 617133), (66, 430123), (69, 411422), (138, 205711), (253, 112206), (506, 56103), (759, 37402), (1518, 18701)]