163921076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 319401600

約数和(自身を除く): 155480524

約数列:

[1, 2, 4, 11, 22, 44, 97, 193, 194, 199, 386, 388, 398, 772, 796, 1067, 2123, 2134, 2189, 4246, 4268, 4378, 8492, 8756, 18721, 19303, 37442, 38407, 38606, 74884, 76814, 77212, 153628, 205931, 212333, 411862, 422477, 424666, 823724, 844954, 849332, 1689908, 3725479, 7450958, 14901916, 40980269, 81960538, 163921076]

約数ペア:

[(1, 163921076), (2, 81960538), (4, 40980269), (11, 14901916), (22, 7450958), (44, 3725479), (97, 1689908), (193, 849332), (194, 844954), (199, 823724), (386, 424666), (388, 422477), (398, 411862), (772, 212333), (796, 205931), (1067, 153628), (2123, 77212), (2134, 76814), (2189, 74884), (4246, 38606), (4268, 38407), (4378, 37442), (8492, 19303), (8756, 18721)]