20490464

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{10853}}^1$

素因数の和:10922

約数の個数: 24

約数和(自身を含む): 41028120

約数和(自身を除く): 20537656

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 472, 944, 1888, 10853, 21706, 43412, 86824, 173648, 347296, 640327, 1280654, 2561308, 5122616, 10245232, 20490464]

約数ペア:

[(1, 20490464), (2, 10245232), (4, 5122616), (8, 2561308), (16, 1280654), (32, 640327), (59, 347296), (118, 173648), (236, 86824), (472, 43412), (944, 21706), (1888, 10853)]