18508112

素因数分解:

$2^4\times 7^1\times {\mathrm{257}}^1\times {\mathrm{643}}^1$

素因数の和:915

約数の個数: 40

約数和(自身を含む): 41205696

約数和(自身を除く): 22697584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 257, 514, 643, 1028, 1286, 1799, 2056, 2572, 3598, 4112, 4501, 5144, 7196, 9002, 10288, 14392, 18004, 28784, 36008, 72016, 165251, 330502, 661004, 1156757, 1322008, 2313514, 2644016, 4627028, 9254056, 18508112]

約数ペア:

[(1, 18508112), (2, 9254056), (4, 4627028), (7, 2644016), (8, 2313514), (14, 1322008), (16, 1156757), (28, 661004), (56, 330502), (112, 165251), (257, 72016), (514, 36008), (643, 28784), (1028, 18004), (1286, 14392), (1799, 10288), (2056, 9002), (2572, 7196), (3598, 5144), (4112, 4501)]