20905820463

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1069}}^1\times {\mathrm{2459}}^1$

素因数の和:3783

約数の個数: 32

約数和(自身を含む): 30575635200

約数和(自身を除く): 9669814737

約数列:

[1, 3, 11, 33, 241, 723, 1069, 2459, 2651, 3207, 7377, 7953, 11759, 27049, 35277, 81147, 257629, 592619, 772887, 1777857, 2628671, 2833919, 6518809, 7886013, 8501757, 19556427, 28915381, 86746143, 633509711, 1900529133, 6968606821, 20905820463]

約数ペア:

[(1, 20905820463), (3, 6968606821), (11, 1900529133), (33, 633509711), (241, 86746143), (723, 28915381), (1069, 19556427), (2459, 8501757), (2651, 7886013), (3207, 6518809), (7377, 2833919), (7953, 2628671), (11759, 1777857), (27049, 772887), (35277, 592619), (81147, 257629)]