20147121057

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{1913}}^1$

素因数の和:2182

約数の個数: 64

約数和(自身を含む): 32015554560

約数和(自身を除く): 11868433503

約数列:

[1, 3, 7, 21, 43, 107, 109, 129, 301, 321, 327, 749, 763, 903, 1913, 2247, 2289, 4601, 4687, 5739, 11663, 13391, 13803, 14061, 32207, 32809, 34989, 40173, 81641, 82259, 96621, 98427, 204691, 208517, 244923, 246777, 501509, 575813, 614073, 625551, 1432837, 1459619, 1504527, 1727439, 3510563, 4298511, 4378857, 8801713, 8966231, 10531689, 22311319, 26405139, 26898693, 61611991, 62763617, 66933957, 156179233, 184835973, 188290851, 468537699, 959386717, 2878160151, 6715707019, 20147121057]

約数ペア:

[(1, 20147121057), (3, 6715707019), (7, 2878160151), (21, 959386717), (43, 468537699), (107, 188290851), (109, 184835973), (129, 156179233), (301, 66933957), (321, 62763617), (327, 61611991), (749, 26898693), (763, 26405139), (903, 22311319), (1913, 10531689), (2247, 8966231), (2289, 8801713), (4601, 4378857), (4687, 4298511), (5739, 3510563), (11663, 1727439), (13391, 1504527), (13803, 1459619), (14061, 1432837), (32207, 625551), (32809, 614073), (34989, 575813), (40173, 501509), (81641, 246777), (82259, 244923), (96621, 208517), (98427, 204691)]