18265295

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 16

約数和(自身を含む): 22649760

約数和(自身を除く): 4384465

約数列:

[1, 5, 41, 139, 205, 641, 695, 3205, 5699, 26281, 28495, 89099, 131405, 445495, 3653059, 18265295]

約数ペア:

[(1, 18265295), (5, 3653059), (41, 445495), (139, 131405), (205, 89099), (641, 28495), (695, 26281), (3205, 5699)]