19896616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{57839}}^1$

素因数の和:57888

約数の個数: 16

約数和(自身を含む): 38174400

約数和(自身を除く): 18277784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 57839, 115678, 231356, 462712, 2487077, 4974154, 9948308, 19896616]

約数ペア:

[(1, 19896616), (2, 9948308), (4, 4974154), (8, 2487077), (43, 462712), (86, 231356), (172, 115678), (344, 57839)]