18020517

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5237}}^1$

素因数の和:5308

約数の個数: 16

約数和(自身を含む): 25477632

約数和(自身を除く): 7457115

約数列:

[1, 3, 31, 37, 93, 111, 1147, 3441, 5237, 15711, 162347, 193769, 487041, 581307, 6006839, 18020517]

約数ペア:

[(1, 18020517), (3, 6006839), (31, 581307), (37, 487041), (93, 193769), (111, 162347), (1147, 15711), (3441, 5237)]