18339087

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 9239793

約数列:

[1, 3, 13, 37, 39, 71, 111, 179, 213, 481, 537, 923, 1443, 2327, 2627, 2769, 6623, 6981, 7881, 12709, 19869, 34151, 38127, 86099, 102453, 165217, 258297, 470233, 495651, 1410699, 6113029, 18339087]

約数ペア:

[(1, 18339087), (3, 6113029), (13, 1410699), (37, 495651), (39, 470233), (71, 258297), (111, 165217), (179, 102453), (213, 86099), (481, 38127), (537, 34151), (923, 19869), (1443, 12709), (2327, 7881), (2627, 6981), (2769, 6623)]