1313291248

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{19031}}^1$

素因数の和:19285

約数の個数: 40

約数和(自身を含む): 2690363520

約数和(自身を除く): 1377072272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 227, 304, 454, 908, 1816, 3632, 4313, 8626, 17252, 19031, 34504, 38062, 69008, 76124, 152248, 304496, 361589, 723178, 1446356, 2892712, 4320037, 5785424, 8640074, 17280148, 34560296, 69120592, 82080703, 164161406, 328322812, 656645624, 1313291248]

約数ペア:

[(1, 1313291248), (2, 656645624), (4, 328322812), (8, 164161406), (16, 82080703), (19, 69120592), (38, 34560296), (76, 17280148), (152, 8640074), (227, 5785424), (304, 4320037), (454, 2892712), (908, 1446356), (1816, 723178), (3632, 361589), (4313, 304496), (8626, 152248), (17252, 76124), (19031, 69008), (34504, 38062)]