20072853878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{5419}}^1$

素因数の和:5865

約数の個数: 64

約数和(自身を含む): 38212300800

約数和(自身を除く): 18139446922

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 134, 154, 359, 469, 718, 737, 938, 1474, 2513, 3949, 5026, 5159, 5419, 7898, 10318, 10838, 24053, 27643, 37933, 48106, 55286, 59609, 75866, 119218, 168371, 264583, 336742, 363073, 417263, 529166, 726146, 834526, 1852081, 1945421, 2541511, 3704162, 3890842, 3993803, 5083022, 7987606, 13617947, 21399631, 27235894, 27956621, 42799262, 55913242, 130343207, 149797417, 260686414, 299594834, 912402449, 1433775277, 1824804898, 2867550554, 10036426939, 20072853878]

約数ペア:

[(1, 20072853878), (2, 10036426939), (7, 2867550554), (11, 1824804898), (14, 1433775277), (22, 912402449), (67, 299594834), (77, 260686414), (134, 149797417), (154, 130343207), (359, 55913242), (469, 42799262), (718, 27956621), (737, 27235894), (938, 21399631), (1474, 13617947), (2513, 7987606), (3949, 5083022), (5026, 3993803), (5159, 3890842), (5419, 3704162), (7898, 2541511), (10318, 1945421), (10838, 1852081), (24053, 834526), (27643, 726146), (37933, 529166), (48106, 417263), (55286, 363073), (59609, 336742), (75866, 264583), (119218, 168371)]