2154156784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2221}}^1\times {\mathrm{4663}}^1$

素因数の和:6905

約数の個数: 40

約数和(自身を含む): 4497719072

約数和(自身を除く): 2343562288

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2221, 4442, 4663, 8884, 9326, 17768, 18652, 28873, 35536, 37304, 57746, 60619, 74608, 115492, 121238, 230984, 242476, 461968, 484952, 969904, 10356523, 20713046, 41426092, 82852184, 134634799, 165704368, 269269598, 538539196, 1077078392, 2154156784]

約数ペア:

[(1, 2154156784), (2, 1077078392), (4, 538539196), (8, 269269598), (13, 165704368), (16, 134634799), (26, 82852184), (52, 41426092), (104, 20713046), (208, 10356523), (2221, 969904), (4442, 484952), (4663, 461968), (8884, 242476), (9326, 230984), (17768, 121238), (18652, 115492), (28873, 74608), (35536, 60619), (37304, 57746)]