18869884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{5167}}^1$

素因数の和:5265

約数の個数: 24

約数和(自身を含む): 36465408

約数和(自身を除く): 17595524

約数列:

[1, 2, 4, 11, 22, 44, 83, 166, 332, 913, 1826, 3652, 5167, 10334, 20668, 56837, 113674, 227348, 428861, 857722, 1715444, 4717471, 9434942, 18869884]

約数ペア:

[(1, 18869884), (2, 9434942), (4, 4717471), (11, 1715444), (22, 857722), (44, 428861), (83, 227348), (166, 113674), (332, 56837), (913, 20668), (1826, 10334), (3652, 5167)]