20430136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 39564000

約数和(自身を除く): 19133864

約数列:

[1, 2, 4, 8, 41, 82, 164, 199, 313, 328, 398, 626, 796, 1252, 1592, 2504, 8159, 12833, 16318, 25666, 32636, 51332, 62287, 65272, 102664, 124574, 249148, 498296, 2553767, 5107534, 10215068, 20430136]

約数ペア:

[(1, 20430136), (2, 10215068), (4, 5107534), (8, 2553767), (41, 498296), (82, 249148), (164, 124574), (199, 102664), (313, 65272), (328, 62287), (398, 51332), (626, 32636), (796, 25666), (1252, 16318), (1592, 12833), (2504, 8159)]