19998717008

素因数分解:

$2^4\times {\mathrm{2753}}^1\times {\mathrm{454021}}^1$

素因数の和:456782

約数の個数: 20

約数和(自身を含む): 38761674228

約数和(自身を除く): 18762957220

約数列:

[1, 2, 4, 8, 16, 2753, 5506, 11012, 22024, 44048, 454021, 908042, 1816084, 3632168, 7264336, 1249919813, 2499839626, 4999679252, 9999358504, 19998717008]

約数ペア:

[(1, 19998717008), (2, 9999358504), (4, 4999679252), (8, 2499839626), (16, 1249919813), (2753, 7264336), (5506, 3632168), (11012, 1816084), (22024, 908042), (44048, 454021)]