19166779681

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{1553}}^1$

素因数の和:1870

約数の個数: 48

約数和(自身を含む): 23877794304

約数和(自身を除く): 4711014623

約数列:

[1, 7, 23, 47, 49, 161, 233, 329, 1081, 1127, 1553, 1631, 2303, 5359, 7567, 10871, 10951, 11417, 35719, 37513, 52969, 72991, 76097, 76657, 250033, 251873, 262591, 361849, 510937, 536599, 1678793, 1750231, 1763111, 2532943, 3576559, 8322527, 11751551, 12341777, 17006903, 17730601, 58257689, 82260857, 119048321, 391158769, 407803823, 833338247, 2738111383, 19166779681]

約数ペア:

[(1, 19166779681), (7, 2738111383), (23, 833338247), (47, 407803823), (49, 391158769), (161, 119048321), (233, 82260857), (329, 58257689), (1081, 17730601), (1127, 17006903), (1553, 12341777), (1631, 11751551), (2303, 8322527), (5359, 3576559), (7567, 2532943), (10871, 1763111), (10951, 1750231), (11417, 1678793), (35719, 536599), (37513, 510937), (52969, 361849), (72991, 262591), (76097, 251873), (76657, 250033)]