20037545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{2621}}^1$

素因数の和:2776

約数の個数: 16

約数和(自身を含む): 26429760

約数和(自身を除く): 6392215

約数列:

[1, 5, 11, 55, 139, 695, 1529, 2621, 7645, 13105, 28831, 144155, 364319, 1821595, 4007509, 20037545]

約数ペア:

[(1, 20037545), (5, 4007509), (11, 1821595), (55, 364319), (139, 144155), (695, 28831), (1529, 13105), (2621, 7645)]