19400292

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 72

約数和(自身を含む): 52284960

約数和(自身を除く): 32884668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 113, 114, 171, 226, 228, 251, 339, 342, 452, 502, 678, 684, 753, 1004, 1017, 1356, 1506, 2034, 2147, 2259, 3012, 4068, 4294, 4518, 4769, 6441, 8588, 9036, 9538, 12882, 14307, 19076, 19323, 25764, 28363, 28614, 38646, 42921, 56726, 57228, 77292, 85089, 85842, 113452, 170178, 171684, 255267, 340356, 510534, 538897, 1021068, 1077794, 1616691, 2155588, 3233382, 4850073, 6466764, 9700146, 19400292]

約数ペア:

[(1, 19400292), (2, 9700146), (3, 6466764), (4, 4850073), (6, 3233382), (9, 2155588), (12, 1616691), (18, 1077794), (19, 1021068), (36, 538897), (38, 510534), (57, 340356), (76, 255267), (113, 171684), (114, 170178), (171, 113452), (226, 85842), (228, 85089), (251, 77292), (339, 57228), (342, 56726), (452, 42921), (502, 38646), (678, 28614), (684, 28363), (753, 25764), (1004, 19323), (1017, 19076), (1356, 14307), (1506, 12882), (2034, 9538), (2147, 9036), (2259, 8588), (3012, 6441), (4068, 4769), (4294, 4518)]