20285435536

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1567169}}^1$

素因数の和:1567986

約数の個数: 20

約数和(自身を含む): 39351638700

約数和(自身を除く): 19066203164

約数列:

[1, 2, 4, 8, 16, 809, 1618, 3236, 6472, 12944, 1567169, 3134338, 6268676, 12537352, 25074704, 1267839721, 2535679442, 5071358884, 10142717768, 20285435536]

約数ペア:

[(1, 20285435536), (2, 10142717768), (4, 5071358884), (8, 2535679442), (16, 1267839721), (809, 25074704), (1618, 12537352), (3236, 6268676), (6472, 3134338), (12944, 1567169)]