18447004816

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{26812507}}^1$

素因数の和:26812558

約数の個数: 20

約数和(自身を含む): 36572260912

約数和(自身を除く): 18125256096

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 26812507, 53625014, 107250028, 214500056, 429000112, 1152937801, 2305875602, 4611751204, 9223502408, 18447004816]

約数ペア:

[(1, 18447004816), (2, 9223502408), (4, 4611751204), (8, 2305875602), (16, 1152937801), (43, 429000112), (86, 214500056), (172, 107250028), (344, 53625014), (688, 26812507)]