20373168

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 56246400

約数和(自身を除く): 35873232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 89, 114, 152, 178, 228, 251, 267, 304, 356, 456, 502, 534, 712, 753, 912, 1004, 1068, 1424, 1506, 1691, 2008, 2136, 3012, 3382, 4016, 4272, 4769, 5073, 6024, 6764, 9538, 10146, 12048, 13528, 14307, 19076, 20292, 22339, 27056, 28614, 38152, 40584, 44678, 57228, 67017, 76304, 81168, 89356, 114456, 134034, 178712, 228912, 268068, 357424, 424441, 536136, 848882, 1072272, 1273323, 1697764, 2546646, 3395528, 5093292, 6791056, 10186584, 20373168]

約数ペア:

[(1, 20373168), (2, 10186584), (3, 6791056), (4, 5093292), (6, 3395528), (8, 2546646), (12, 1697764), (16, 1273323), (19, 1072272), (24, 848882), (38, 536136), (48, 424441), (57, 357424), (76, 268068), (89, 228912), (114, 178712), (152, 134034), (178, 114456), (228, 89356), (251, 81168), (267, 76304), (304, 67017), (356, 57228), (456, 44678), (502, 40584), (534, 38152), (712, 28614), (753, 27056), (912, 22339), (1004, 20292), (1068, 19076), (1424, 14307), (1506, 13528), (1691, 12048), (2008, 10146), (2136, 9538), (3012, 6764), (3382, 6024), (4016, 5073), (4272, 4769)]