20050673489

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2011}}^1\times {\mathrm{4177}}^1$

素因数の和:6237

約数の個数: 32

約数和(自身を含む): 25823649792

約数和(自身を除く): 5772976303

約数列:

[1, 7, 11, 31, 77, 217, 341, 2011, 2387, 4177, 14077, 22121, 29239, 45947, 62341, 129487, 154847, 321629, 436387, 685751, 906409, 1424357, 4800257, 8399947, 9970499, 58799629, 92399417, 260398357, 646795919, 1822788499, 2864381927, 20050673489]

約数ペア:

[(1, 20050673489), (7, 2864381927), (11, 1822788499), (31, 646795919), (77, 260398357), (217, 92399417), (341, 58799629), (2011, 9970499), (2387, 8399947), (4177, 4800257), (14077, 1424357), (22121, 906409), (29239, 685751), (45947, 436387), (62341, 321629), (129487, 154847)]