18139156

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5101}}^1$

素因数の和:5239

約数の個数: 24

約数和(自身を含む): 36571136

約数和(自身を除く): 18431980

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5101, 10202, 20404, 35707, 71414, 142828, 647827, 1295654, 2591308, 4534789, 9069578, 18139156]

約数ペア:

[(1, 18139156), (2, 9069578), (4, 4534789), (7, 2591308), (14, 1295654), (28, 647827), (127, 142828), (254, 71414), (508, 35707), (889, 20404), (1778, 10202), (3556, 5101)]