18821628

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3931}}^1$

素因数の和:3967

約数の個数: 72

約数和(自身を含む): 57249920

約数和(自身を除く): 38428292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 3931, 4788, 7862, 11793, 15724, 23586, 27517, 35379, 47172, 55034, 70758, 74689, 82551, 110068, 141516, 149378, 165102, 224067, 247653, 298756, 330204, 448134, 495306, 522823, 672201, 896268, 990612, 1045646, 1344402, 1568469, 2091292, 2688804, 3136938, 4705407, 6273876, 9410814, 18821628]

約数ペア:

[(1, 18821628), (2, 9410814), (3, 6273876), (4, 4705407), (6, 3136938), (7, 2688804), (9, 2091292), (12, 1568469), (14, 1344402), (18, 1045646), (19, 990612), (21, 896268), (28, 672201), (36, 522823), (38, 495306), (42, 448134), (57, 330204), (63, 298756), (76, 247653), (84, 224067), (114, 165102), (126, 149378), (133, 141516), (171, 110068), (228, 82551), (252, 74689), (266, 70758), (342, 55034), (399, 47172), (532, 35379), (684, 27517), (798, 23586), (1197, 15724), (1596, 11793), (2394, 7862), (3931, 4788)]