18513033

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{107}}^2$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 31619952

約数和(自身を除く): 13106919

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 107, 147, 231, 321, 539, 749, 1177, 1617, 2247, 3531, 5243, 8239, 11449, 15729, 24717, 34347, 57673, 80143, 125939, 173019, 240429, 377817, 561001, 881573, 1683003, 2644719, 6171011, 18513033]

約数ペア:

[(1, 18513033), (3, 6171011), (7, 2644719), (11, 1683003), (21, 881573), (33, 561001), (49, 377817), (77, 240429), (107, 173019), (147, 125939), (231, 80143), (321, 57673), (539, 34347), (749, 24717), (1177, 15729), (1617, 11449), (2247, 8239), (3531, 5243)]