20580451536

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{9971149}}^1$

素因数の和:9971203

約数の個数: 40

約数和(自身を含む): 54402594400

約数和(自身を除く): 33822142864

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 9971149, 19942298, 29913447, 39884596, 59826894, 79769192, 119653788, 159538384, 239307576, 428759407, 478615152, 857518814, 1286278221, 1715037628, 2572556442, 3430075256, 5145112884, 6860150512, 10290225768, 20580451536]

約数ペア:

[(1, 20580451536), (2, 10290225768), (3, 6860150512), (4, 5145112884), (6, 3430075256), (8, 2572556442), (12, 1715037628), (16, 1286278221), (24, 857518814), (43, 478615152), (48, 428759407), (86, 239307576), (129, 159538384), (172, 119653788), (258, 79769192), (344, 59826894), (516, 39884596), (688, 29913447), (1032, 19942298), (2064, 9971149)]