20416144

素因数分解:

$2^4\times 7^2\times {\mathrm{26041}}^1$

素因数の和:26063

約数の個数: 30

約数和(自身を含む): 46016214

約数和(自身を除く): 25600070

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26041, 52082, 104164, 182287, 208328, 364574, 416656, 729148, 1276009, 1458296, 2552018, 2916592, 5104036, 10208072, 20416144]

約数ペア:

[(1, 20416144), (2, 10208072), (4, 5104036), (7, 2916592), (8, 2552018), (14, 1458296), (16, 1276009), (28, 729148), (49, 416656), (56, 364574), (98, 208328), (112, 182287), (196, 104164), (392, 52082), (784, 26041)]