38645908

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^2$

素因数の和:201

約数の個数: 54

約数和(自身を含む): 81920286

約数和(自身を除く): 43274378

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 73, 74, 98, 146, 148, 196, 259, 292, 511, 518, 1022, 1036, 1813, 2044, 2701, 3577, 3626, 5329, 5402, 7154, 7252, 10658, 10804, 14308, 18907, 21316, 37303, 37814, 74606, 75628, 132349, 149212, 197173, 261121, 264698, 394346, 522242, 529396, 788692, 1044484, 1380211, 2760422, 5520844, 9661477, 19322954, 38645908]

約数ペア:

[(1, 38645908), (2, 19322954), (4, 9661477), (7, 5520844), (14, 2760422), (28, 1380211), (37, 1044484), (49, 788692), (73, 529396), (74, 522242), (98, 394346), (146, 264698), (148, 261121), (196, 197173), (259, 149212), (292, 132349), (511, 75628), (518, 74606), (1022, 37814), (1036, 37303), (1813, 21316), (2044, 18907), (2701, 14308), (3577, 10804), (3626, 10658), (5329, 7252), (5402, 7154)]