2561607994

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{521}}^1\times {\mathrm{1847}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 4236769152

約数和(自身を除く): 1675161158

約数列:

[1, 2, 11, 22, 121, 242, 521, 1042, 1331, 1847, 2662, 3694, 5731, 11462, 20317, 40634, 63041, 126082, 223487, 446974, 693451, 962287, 1386902, 1924574, 2458357, 4916714, 10585157, 21170314, 116436727, 232873454, 1280803997, 2561607994]

約数ペア:

[(1, 2561607994), (2, 1280803997), (11, 232873454), (22, 116436727), (121, 21170314), (242, 10585157), (521, 4916714), (1042, 2458357), (1331, 1924574), (1847, 1386902), (2662, 962287), (3694, 693451), (5731, 446974), (11462, 223487), (20317, 126082), (40634, 63041)]