20181382167

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{13841}}^1$

素因数の和:14103

約数の個数: 32

約数和(自身を含む): 28064931840

約数和(自身を除く): 7883549673

約数列:

[1, 3, 43, 89, 127, 129, 267, 381, 3827, 5461, 11303, 11481, 13841, 16383, 33909, 41523, 486029, 595163, 1231849, 1458087, 1757807, 1785489, 3695547, 5273421, 52969507, 75585701, 156444823, 158908521, 226757103, 469334469, 6727127389, 20181382167]

約数ペア:

[(1, 20181382167), (3, 6727127389), (43, 469334469), (89, 226757103), (127, 158908521), (129, 156444823), (267, 75585701), (381, 52969507), (3827, 5273421), (5461, 3695547), (11303, 1785489), (11481, 1757807), (13841, 1458087), (16383, 1231849), (33909, 595163), (41523, 486029)]