17791984

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2453

約数の個数: 40

約数和(自身を含む): 40001408

約数和(自身を除く): 22209424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 2371, 3752, 4742, 7504, 9484, 16597, 18968, 33194, 37936, 66388, 132776, 158857, 265552, 317714, 635428, 1111999, 1270856, 2223998, 2541712, 4447996, 8895992, 17791984]

約数ペア:

[(1, 17791984), (2, 8895992), (4, 4447996), (7, 2541712), (8, 2223998), (14, 1270856), (16, 1111999), (28, 635428), (56, 317714), (67, 265552), (112, 158857), (134, 132776), (268, 66388), (469, 37936), (536, 33194), (938, 18968), (1072, 16597), (1876, 9484), (2371, 7504), (3752, 4742)]