28573264

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:707

約数の個数: 40

約数和(自身を含む): 58696640

約数和(自身を除く): 30123376

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 193, 304, 386, 487, 772, 974, 1544, 1948, 3088, 3667, 3896, 7334, 7792, 9253, 14668, 18506, 29336, 37012, 58672, 74024, 93991, 148048, 187982, 375964, 751928, 1503856, 1785829, 3571658, 7143316, 14286632, 28573264]

約数ペア:

[(1, 28573264), (2, 14286632), (4, 7143316), (8, 3571658), (16, 1785829), (19, 1503856), (38, 751928), (76, 375964), (152, 187982), (193, 148048), (304, 93991), (386, 74024), (487, 58672), (772, 37012), (974, 29336), (1544, 18506), (1948, 14668), (3088, 9253), (3667, 7792), (3896, 7334)]