2018640784

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{337}}^1\times {\mathrm{1181}}^1$

素因数の和:1843

約数の個数: 40

約数和(自身を含む): 3938428728

約数和(自身を除く): 1919787944

約数列:

[1, 2, 4, 8, 16, 317, 337, 634, 674, 1181, 1268, 1348, 2362, 2536, 2696, 4724, 5072, 5392, 9448, 18896, 106829, 213658, 374377, 397997, 427316, 748754, 795994, 854632, 1497508, 1591988, 1709264, 2995016, 3183976, 5990032, 6367952, 126165049, 252330098, 504660196, 1009320392, 2018640784]

約数ペア:

[(1, 2018640784), (2, 1009320392), (4, 504660196), (8, 252330098), (16, 126165049), (317, 6367952), (337, 5990032), (634, 3183976), (674, 2995016), (1181, 1709264), (1268, 1591988), (1348, 1497508), (2362, 854632), (2536, 795994), (2696, 748754), (4724, 427316), (5072, 397997), (5392, 374377), (9448, 213658), (18896, 106829)]