20165344672

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1332277}}^1$

素因数の和:1332341

約数の個数: 48

約数和(自身を含む): 44316895392

約数和(自身を除く): 24151550720

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 172, 176, 344, 352, 473, 688, 946, 1376, 1892, 3784, 7568, 15136, 1332277, 2664554, 5329108, 10658216, 14655047, 21316432, 29310094, 42632864, 57287911, 58620188, 114575822, 117240376, 229151644, 234480752, 458303288, 468961504, 630167021, 916606576, 1260334042, 1833213152, 2520668084, 5041336168, 10082672336, 20165344672]

約数ペア:

[(1, 20165344672), (2, 10082672336), (4, 5041336168), (8, 2520668084), (11, 1833213152), (16, 1260334042), (22, 916606576), (32, 630167021), (43, 468961504), (44, 458303288), (86, 234480752), (88, 229151644), (172, 117240376), (176, 114575822), (344, 58620188), (352, 57287911), (473, 42632864), (688, 29310094), (946, 21316432), (1376, 14655047), (1892, 10658216), (3784, 5329108), (7568, 2664554), (15136, 1332277)]