28031156

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{1361}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 51864960

約数和(自身を除く): 23833804

約数列:

[1, 2, 4, 19, 38, 76, 271, 542, 1084, 1361, 2722, 5149, 5444, 10298, 20596, 25859, 51718, 103436, 368831, 737662, 1475324, 7007789, 14015578, 28031156]

約数ペア:

[(1, 28031156), (2, 14015578), (4, 7007789), (19, 1475324), (38, 737662), (76, 368831), (271, 103436), (542, 51718), (1084, 25859), (1361, 20596), (2722, 10298), (5149, 5444)]