20177896144

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1418581}}^1$

素因数の和:1418723

約数の個数: 40

約数和(自身を含む): 45031467008

約数和(自身を除く): 24853570864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 1418581, 2837162, 5674324, 9930067, 11348648, 19860134, 22697296, 39720268, 79440536, 158881072, 180159787, 360319574, 720639148, 1261118509, 1441278296, 2522237018, 2882556592, 5044474036, 10088948072, 20177896144]

約数ペア:

[(1, 20177896144), (2, 10088948072), (4, 5044474036), (7, 2882556592), (8, 2522237018), (14, 1441278296), (16, 1261118509), (28, 720639148), (56, 360319574), (112, 180159787), (127, 158881072), (254, 79440536), (508, 39720268), (889, 22697296), (1016, 19860134), (1778, 11348648), (2032, 9930067), (3556, 5674324), (7112, 2837162), (14224, 1418581)]