19725232

素因数分解:

$2^4\times {\mathrm{269}}^1\times {\mathrm{4583}}^1$

素因数の和:4860

約数の個数: 20

約数和(自身を含む): 38368080

約数和(自身を除く): 18642848

約数列:

[1, 2, 4, 8, 16, 269, 538, 1076, 2152, 4304, 4583, 9166, 18332, 36664, 73328, 1232827, 2465654, 4931308, 9862616, 19725232]

約数ペア:

[(1, 19725232), (2, 9862616), (4, 4931308), (8, 2465654), (16, 1232827), (269, 73328), (538, 36664), (1076, 18332), (2152, 9166), (4304, 4583)]