128696368

素因数分解:

$2^4\times {\mathrm{1949}}^1\times {\mathrm{4127}}^1$

素因数の和:6084

約数の個数: 20

約数和(自身を含む): 249537600

約数和(自身を除く): 120841232

約数列:

[1, 2, 4, 8, 16, 1949, 3898, 4127, 7796, 8254, 15592, 16508, 31184, 33016, 66032, 8043523, 16087046, 32174092, 64348184, 128696368]

約数ペア:

[(1, 128696368), (2, 64348184), (4, 32174092), (8, 16087046), (16, 8043523), (1949, 66032), (3898, 33016), (4127, 31184), (7796, 16508), (8254, 15592)]