20144564

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41621}}^1$

素因数の和:41647

約数の個数: 18

約数和(自身を含む): 38750082

約数和(自身を除く): 18605518

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41621, 83242, 166484, 457831, 915662, 1831324, 5036141, 10072282, 20144564]

約数ペア:

[(1, 20144564), (2, 10072282), (4, 5036141), (11, 1831324), (22, 915662), (44, 457831), (121, 166484), (242, 83242), (484, 41621)]