13215824

素因数分解:

$2^4\times {\mathrm{809}}^1\times {\mathrm{1021}}^1$

素因数の和:1838

約数の個数: 20

約数和(自身を含む): 25662420

約数和(自身を除く): 12446596

約数列:

[1, 2, 4, 8, 16, 809, 1021, 1618, 2042, 3236, 4084, 6472, 8168, 12944, 16336, 825989, 1651978, 3303956, 6607912, 13215824]

約数ペア:

[(1, 13215824), (2, 6607912), (4, 3303956), (8, 1651978), (16, 825989), (809, 16336), (1021, 12944), (1618, 8168), (2042, 6472), (3236, 4084)]