19983084

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3221}}^1$

素因数の和:3286

約数の個数: 48

約数和(自身を含む): 51964416

約数和(自身を除く): 31981332

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 132, 141, 188, 282, 517, 564, 1034, 1551, 2068, 3102, 3221, 6204, 6442, 9663, 12884, 19326, 35431, 38652, 70862, 106293, 141724, 151387, 212586, 302774, 425172, 454161, 605548, 908322, 1665257, 1816644, 3330514, 4995771, 6661028, 9991542, 19983084]

約数ペア:

[(1, 19983084), (2, 9991542), (3, 6661028), (4, 4995771), (6, 3330514), (11, 1816644), (12, 1665257), (22, 908322), (33, 605548), (44, 454161), (47, 425172), (66, 302774), (94, 212586), (132, 151387), (141, 141724), (188, 106293), (282, 70862), (517, 38652), (564, 35431), (1034, 19326), (1551, 12884), (2068, 9663), (3102, 6442), (3221, 6204)]