19109776

素因数分解:

$2^4\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1759}}^1$

素因数の和:1871

約数の個数: 40

約数和(自身を含む): 42775040

約数和(自身を除く): 23665264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 97, 112, 194, 388, 679, 776, 1358, 1552, 1759, 2716, 3518, 5432, 7036, 10864, 12313, 14072, 24626, 28144, 49252, 98504, 170623, 197008, 341246, 682492, 1194361, 1364984, 2388722, 2729968, 4777444, 9554888, 19109776]

約数ペア:

[(1, 19109776), (2, 9554888), (4, 4777444), (7, 2729968), (8, 2388722), (14, 1364984), (16, 1194361), (28, 682492), (56, 341246), (97, 197008), (112, 170623), (194, 98504), (388, 49252), (679, 28144), (776, 24626), (1358, 14072), (1552, 12313), (1759, 10864), (2716, 7036), (3518, 5432)]