18990678

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{452159}}^1$

素因数の和:452171

約数の個数: 16

約数和(自身を含む): 43407360

約数和(自身を除く): 24416682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 452159, 904318, 1356477, 2712954, 3165113, 6330226, 9495339, 18990678]

約数ペア:

[(1, 18990678), (2, 9495339), (3, 6330226), (6, 3165113), (7, 2712954), (14, 1356477), (21, 904318), (42, 452159)]