18085816

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{2543}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 39075840

約数和(自身を除く): 20990024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 2543, 3556, 5086, 7112, 10172, 17801, 20344, 35602, 71204, 142408, 322961, 645922, 1291844, 2260727, 2583688, 4521454, 9042908, 18085816]

約数ペア:

[(1, 18085816), (2, 9042908), (4, 4521454), (7, 2583688), (8, 2260727), (14, 1291844), (28, 645922), (56, 322961), (127, 142408), (254, 71204), (508, 35602), (889, 20344), (1016, 17801), (1778, 10172), (2543, 7112), (3556, 5086)]