28361212

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1657}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 54316080

約数和(自身を除く): 25954868

約数列:

[1, 2, 4, 11, 22, 44, 389, 778, 1556, 1657, 3314, 4279, 6628, 8558, 17116, 18227, 36454, 72908, 644573, 1289146, 2578292, 7090303, 14180606, 28361212]

約数ペア:

[(1, 28361212), (2, 14180606), (4, 7090303), (11, 2578292), (22, 1289146), (44, 644573), (389, 72908), (778, 36454), (1556, 18227), (1657, 17116), (3314, 8558), (4279, 6628)]