20582896

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{29917}}^1$

素因数の和:29968

約数の個数: 20

約数和(自身を含む): 40808152

約数和(自身を除く): 20225256

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 29917, 59834, 119668, 239336, 478672, 1286431, 2572862, 5145724, 10291448, 20582896]

約数ペア:

[(1, 20582896), (2, 10291448), (4, 5145724), (8, 2572862), (16, 1286431), (43, 478672), (86, 239336), (172, 119668), (344, 59834), (688, 29917)]