18120916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{1531}}^1$

素因数の和:1815

約数の個数: 24

約数和(自身を含む): 34745760

約数和(自身を除く): 16624844

約数列:

[1, 2, 4, 11, 22, 44, 269, 538, 1076, 1531, 2959, 3062, 5918, 6124, 11836, 16841, 33682, 67364, 411839, 823678, 1647356, 4530229, 9060458, 18120916]

約数ペア:

[(1, 18120916), (2, 9060458), (4, 4530229), (11, 1647356), (22, 823678), (44, 411839), (269, 67364), (538, 33682), (1076, 16841), (1531, 11836), (2959, 6124), (3062, 5918)]