20146918128

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{50321}}^1$

素因数の和:50790

約数の個数: 80

約数和(自身を含む): 54911366400

約数和(自身を除く): 34764448272

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 439, 456, 878, 912, 1317, 1756, 2634, 3512, 5268, 7024, 8341, 10536, 16682, 21072, 25023, 33364, 50046, 50321, 66728, 100092, 100642, 133456, 150963, 200184, 201284, 301926, 400368, 402568, 603852, 805136, 956099, 1207704, 1912198, 2415408, 2868297, 3824396, 5736594, 7648792, 11473188, 15297584, 22090919, 22946376, 44181838, 45892752, 66272757, 88363676, 132545514, 176727352, 265091028, 353454704, 419727461, 530182056, 839454922, 1060364112, 1259182383, 1678909844, 2518364766, 3357819688, 5036729532, 6715639376, 10073459064, 20146918128]

約数ペア:

[(1, 20146918128), (2, 10073459064), (3, 6715639376), (4, 5036729532), (6, 3357819688), (8, 2518364766), (12, 1678909844), (16, 1259182383), (19, 1060364112), (24, 839454922), (38, 530182056), (48, 419727461), (57, 353454704), (76, 265091028), (114, 176727352), (152, 132545514), (228, 88363676), (304, 66272757), (439, 45892752), (456, 44181838), (878, 22946376), (912, 22090919), (1317, 15297584), (1756, 11473188), (2634, 7648792), (3512, 5736594), (5268, 3824396), (7024, 2868297), (8341, 2415408), (10536, 1912198), (16682, 1207704), (21072, 956099), (25023, 805136), (33364, 603852), (50046, 402568), (50321, 400368), (66728, 301926), (100092, 201284), (100642, 200184), (133456, 150963)]