1999683728

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{134243}}^1$

素因数の和:134284

約数の個数: 60

約数和(自身を含む): 4744182960

約数和(自身を除く): 2744499232

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 392, 532, 784, 931, 1064, 1862, 2128, 3724, 7448, 14896, 134243, 268486, 536972, 939701, 1073944, 1879402, 2147888, 2550617, 3758804, 5101234, 6577907, 7517608, 10202468, 13155814, 15035216, 17854319, 20404936, 26311628, 35708638, 40809872, 52623256, 71417276, 105246512, 124980233, 142834552, 249960466, 285669104, 499920932, 999841864, 1999683728]

約数ペア:

[(1, 1999683728), (2, 999841864), (4, 499920932), (7, 285669104), (8, 249960466), (14, 142834552), (16, 124980233), (19, 105246512), (28, 71417276), (38, 52623256), (49, 40809872), (56, 35708638), (76, 26311628), (98, 20404936), (112, 17854319), (133, 15035216), (152, 13155814), (196, 10202468), (266, 7517608), (304, 6577907), (392, 5101234), (532, 3758804), (784, 2550617), (931, 2147888), (1064, 1879402), (1862, 1073944), (2128, 939701), (3724, 536972), (7448, 268486), (14896, 134243)]