20199244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16889}}^1$

素因数の和:16929

約数の個数: 24

約数和(自身を含む): 39725280

約数和(自身を除く): 19526036

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 16889, 33778, 67556, 219557, 388447, 439114, 776894, 878228, 1553788, 5049811, 10099622, 20199244]

約数ペア:

[(1, 20199244), (2, 10099622), (4, 5049811), (13, 1553788), (23, 878228), (26, 776894), (46, 439114), (52, 388447), (92, 219557), (299, 67556), (598, 33778), (1196, 16889)]