20550856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2551}}^1$

素因数の和:2629

約数の個数: 32

約数和(自身を含む): 41342400

約数和(自身を除く): 20791544

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 2551, 4028, 5102, 8056, 10204, 20408, 48469, 96938, 135203, 193876, 270406, 387752, 540812, 1081624, 2568857, 5137714, 10275428, 20550856]

約数ペア:

[(1, 20550856), (2, 10275428), (4, 5137714), (8, 2568857), (19, 1081624), (38, 540812), (53, 387752), (76, 270406), (106, 193876), (152, 135203), (212, 96938), (424, 48469), (1007, 20408), (2014, 10204), (2551, 8056), (4028, 5102)]