28402924

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{645521}}^1$

素因数の和:645536

約数の個数: 12

約数和(自身を含む): 54223848

約数和(自身を除く): 25820924

約数列:

[1, 2, 4, 11, 22, 44, 645521, 1291042, 2582084, 7100731, 14201462, 28402924]

約数ペア:

[(1, 28402924), (2, 14201462), (4, 7100731), (11, 2582084), (22, 1291042), (44, 645521)]