2180816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{12391}}^1$

素因数の和:12410

約数の個数: 20

約数和(自身を含む): 4609824

約数和(自身を除く): 2429008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 12391, 24782, 49564, 99128, 136301, 198256, 272602, 545204, 1090408, 2180816]

約数ペア:

[(1, 2180816), (2, 1090408), (4, 545204), (8, 272602), (11, 198256), (16, 136301), (22, 99128), (44, 49564), (88, 24782), (176, 12391)]