28243804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7907}}^1$

素因数の和:7977

約数の個数: 24

約数和(自身を含む): 53141760

約数和(自身を除く): 24897956

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 7907, 15814, 31628, 150233, 300466, 371629, 600932, 743258, 1486516, 7060951, 14121902, 28243804]

約数ペア:

[(1, 28243804), (2, 14121902), (4, 7060951), (19, 1486516), (38, 743258), (47, 600932), (76, 371629), (94, 300466), (188, 150233), (893, 31628), (1786, 15814), (3572, 7907)]