20946676

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{631}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 37763264

約数和(自身を除く): 16816588

約数列:

[1, 2, 4, 43, 86, 172, 193, 386, 631, 772, 1262, 2524, 8299, 16598, 27133, 33196, 54266, 108532, 121783, 243566, 487132, 5236669, 10473338, 20946676]

約数ペア:

[(1, 20946676), (2, 10473338), (4, 5236669), (43, 487132), (86, 243566), (172, 121783), (193, 108532), (386, 54266), (631, 33196), (772, 27133), (1262, 16598), (2524, 8299)]