20827792

素因数分解:

$2^4\times {\mathrm{1129}}^1\times {\mathrm{1153}}^1$

素因数の和:2290

約数の個数: 20

約数和(自身を含む): 40424620

約数和(自身を除く): 19596828

約数列:

[1, 2, 4, 8, 16, 1129, 1153, 2258, 2306, 4516, 4612, 9032, 9224, 18064, 18448, 1301737, 2603474, 5206948, 10413896, 20827792]

約数ペア:

[(1, 20827792), (2, 10413896), (4, 5206948), (8, 2603474), (16, 1301737), (1129, 18448), (1153, 18064), (2258, 9224), (2306, 9032), (4516, 4612)]