18663188

素因数分解:

$2^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{467}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 33388992

約数和(自身を除く): 14725804

約数列:

[1, 2, 4, 97, 103, 194, 206, 388, 412, 467, 934, 1868, 9991, 19982, 39964, 45299, 48101, 90598, 96202, 181196, 192404, 4665797, 9331594, 18663188]

約数ペア:

[(1, 18663188), (2, 9331594), (4, 4665797), (97, 192404), (103, 181196), (194, 96202), (206, 90598), (388, 48101), (412, 45299), (467, 39964), (934, 19982), (1868, 9991)]