12945808

素因数分解:

$2^4\times {\mathrm{521}}^1\times {\mathrm{1553}}^1$

素因数の和:2082

約数の個数: 20

約数和(自身を含む): 25146828

約数和(自身を除く): 12201020

約数列:

[1, 2, 4, 8, 16, 521, 1042, 1553, 2084, 3106, 4168, 6212, 8336, 12424, 24848, 809113, 1618226, 3236452, 6472904, 12945808]

約数ペア:

[(1, 12945808), (2, 6472904), (4, 3236452), (8, 1618226), (16, 809113), (521, 24848), (1042, 12424), (1553, 8336), (2084, 6212), (3106, 4168)]