20943248

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{56911}}^1$

素因数の和:56942

約数の個数: 20

約数和(自身を含む): 42342528

約数和(自身を除く): 21399280

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 56911, 113822, 227644, 455288, 910576, 1308953, 2617906, 5235812, 10471624, 20943248]

約数ペア:

[(1, 20943248), (2, 10471624), (4, 5235812), (8, 2617906), (16, 1308953), (23, 910576), (46, 455288), (92, 227644), (184, 113822), (368, 56911)]