18990384

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{56519}}^1$

素因数の和:56537

約数の個数: 40

約数和(自身を含む): 56067840

約数和(自身を除く): 37077456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 56519, 113038, 169557, 226076, 339114, 395633, 452152, 678228, 791266, 904304, 1186899, 1356456, 1582532, 2373798, 2712912, 3165064, 4747596, 6330128, 9495192, 18990384]

約数ペア:

[(1, 18990384), (2, 9495192), (3, 6330128), (4, 4747596), (6, 3165064), (7, 2712912), (8, 2373798), (12, 1582532), (14, 1356456), (16, 1186899), (21, 904304), (24, 791266), (28, 678228), (42, 452152), (48, 395633), (56, 339114), (84, 226076), (112, 169557), (168, 113038), (336, 56519)]