18942224

素因数分解:

$2^4\times 7^2\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:712

約数の個数: 60

約数和(自身を含む): 43913484

約数和(自身を除く): 24971260

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 392, 518, 592, 653, 784, 1036, 1306, 1813, 2072, 2612, 3626, 4144, 4571, 5224, 7252, 9142, 10448, 14504, 18284, 24161, 29008, 31997, 36568, 48322, 63994, 73136, 96644, 127988, 169127, 193288, 255976, 338254, 386576, 511952, 676508, 1183889, 1353016, 2367778, 2706032, 4735556, 9471112, 18942224]

約数ペア:

[(1, 18942224), (2, 9471112), (4, 4735556), (7, 2706032), (8, 2367778), (14, 1353016), (16, 1183889), (28, 676508), (37, 511952), (49, 386576), (56, 338254), (74, 255976), (98, 193288), (112, 169127), (148, 127988), (196, 96644), (259, 73136), (296, 63994), (392, 48322), (518, 36568), (592, 31997), (653, 29008), (784, 24161), (1036, 18284), (1306, 14504), (1813, 10448), (2072, 9142), (2612, 7252), (3626, 5224), (4144, 4571)]