28811156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{654799}}^1$

素因数の和:654814

約数の個数: 12

約数和(自身を含む): 55003200

約数和(自身を除く): 26192044

約数列:

[1, 2, 4, 11, 22, 44, 654799, 1309598, 2619196, 7202789, 14405578, 28811156]

約数ペア:

[(1, 28811156), (2, 14405578), (4, 7202789), (11, 2619196), (22, 1309598), (44, 654799)]