19690050688

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1997773}}^1$

素因数の和:1997805

約数の個数: 64

約数和(自身を含む): 48905507520

約数和(自身を除く): 29215456832

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 176, 224, 308, 352, 448, 616, 704, 896, 1232, 1408, 2464, 4928, 9856, 1997773, 3995546, 7991092, 13984411, 15982184, 21975503, 27968822, 31964368, 43951006, 55937644, 63928736, 87902012, 111875288, 127857472, 153828521, 175804024, 223750576, 255714944, 307657042, 351608048, 447501152, 615314084, 703216096, 895002304, 1230628168, 1406432192, 1790004608, 2461256336, 2812864384, 4922512672, 9845025344, 19690050688]

約数ペア:

[(1, 19690050688), (2, 9845025344), (4, 4922512672), (7, 2812864384), (8, 2461256336), (11, 1790004608), (14, 1406432192), (16, 1230628168), (22, 895002304), (28, 703216096), (32, 615314084), (44, 447501152), (56, 351608048), (64, 307657042), (77, 255714944), (88, 223750576), (112, 175804024), (128, 153828521), (154, 127857472), (176, 111875288), (224, 87902012), (308, 63928736), (352, 55937644), (448, 43951006), (616, 31964368), (704, 27968822), (896, 21975503), (1232, 15982184), (1408, 13984411), (2464, 7991092), (4928, 3995546), (9856, 1997773)]