28708912

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{13697}}^1$

素因数の和:13836

約数の個数: 20

約数和(自身を含む): 56052216

約数和(自身を除く): 27343304

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 13697, 27394, 54788, 109576, 219152, 1794307, 3588614, 7177228, 14354456, 28708912]

約数ペア:

[(1, 28708912), (2, 14354456), (4, 7177228), (8, 3588614), (16, 1794307), (131, 219152), (262, 109576), (524, 54788), (1048, 27394), (2096, 13697)]