220104616

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{639839}}^1$

素因数の和:639888

約数の個数: 16

約数和(自身を含む): 422294400

約数和(自身を除く): 202189784

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 639839, 1279678, 2559356, 5118712, 27513077, 55026154, 110052308, 220104616]

約数ペア:

[(1, 220104616), (2, 110052308), (4, 55026154), (8, 27513077), (43, 5118712), (86, 2559356), (172, 1279678), (344, 639839)]