20205816

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:708

約数の個数: 64

約数和(自身を含む): 53990400

約数和(自身を除く): 33784584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 73, 76, 114, 146, 152, 219, 228, 292, 438, 456, 584, 607, 876, 1214, 1387, 1752, 1821, 2428, 2774, 3642, 4161, 4856, 5548, 7284, 8322, 11096, 11533, 14568, 16644, 23066, 33288, 34599, 44311, 46132, 69198, 88622, 92264, 132933, 138396, 177244, 265866, 276792, 354488, 531732, 841909, 1063464, 1683818, 2525727, 3367636, 5051454, 6735272, 10102908, 20205816]

約数ペア:

[(1, 20205816), (2, 10102908), (3, 6735272), (4, 5051454), (6, 3367636), (8, 2525727), (12, 1683818), (19, 1063464), (24, 841909), (38, 531732), (57, 354488), (73, 276792), (76, 265866), (114, 177244), (146, 138396), (152, 132933), (219, 92264), (228, 88622), (292, 69198), (438, 46132), (456, 44311), (584, 34599), (607, 33288), (876, 23066), (1214, 16644), (1387, 14568), (1752, 11533), (1821, 11096), (2428, 8322), (2774, 7284), (3642, 5548), (4161, 4856)]